Volleyball blocking and net-defence practice can be considered for an authorised session at Punggol Sport Centre’s Team Sport Hall on Level 3, 11 Sentul Crescent, Singapore 828656. A first-hand walkthrough on 30 October 2026 described two volleyball court layouts and retractable seating within the multi-purpose hall. That does not confirm casual walk-in volleyball, a free public lesson or an available net on your preferred date. The centre was operating a phased soft launch before its announced wider opening on 22 November. Check MyActiveSG+ or the named volleyball organiser for actual permitted court access, supervision and charges.
A volleyball block is a legal front-row defensive action near the net in which eligible players reach above net height to intercept an opponent’s attacking ball. It can stop the attack or redirect it towards teammates waiting to dig. The FIVB rules distinguish an actual blocking action from an ordinary defensive contact, and a completed block does not count as one of the team’s three subsequent contacts. A beginner should first learn the opposing attacker’s cues, safe footwork, position, communication and landing before attempting contested jumps. This guide focuses on net defence, not repeating our Punggol forearm-pass, overhead-set or spike-approach lessons.
- Venue: Punggol Sport Centre Team Sport Hall, Level 3, 11 Sentul Crescent, Singapore 828656.
- Verified facility: two volleyball layouts seen in a 30 October 2026 first-hand review, but live booking rights must be verified.
- Skill: read an opposing attack and prepare a legal, controlled block close to the net.
- Eligibility: only eligible front-row players may complete blocks under the FIVB indoor rules; back-row players and the libero have restrictions.
- Legal rule: blocking an opponent’s serve is forbidden; reaching beyond the net must not interfere before the opponent’s attack.
- Counting touches: a block contact does not count towards the ordinary three subsequent team hits under indoor FIVB rules.
- Foundation drill: shadow net positioning, controlled lateral footwork and safe landing with no ball.
- Progression: low-intensity partner feeds, simple single-block reading and coordination with back-court defenders.
- Safety: avoid landing beneath opponents, collisions, illegal net contact, loose balls and jumping when medically or physically unsuitable.
- Official sources: https://www.fivb.com/volleyball/the-game/official-volleyball-rules/ and https://www.fivb.com/volleyball/the-game/

Definition lock: a volleyball block intercepts an opponent’s attack
In indoor volleyball a block is an action by players close to the net to intercept a ball coming from the opponents by reaching higher than the top of the net. At the moment of contact, part of the blocker’s body must be above net height under the FIVB definition. A block can be attempted by one player or as a collective action by two or three nearby players. It is a specialist defensive act with its own rules.
A beginner’s shadow movement with feet on the floor can teach approach and arm positioning, but is not necessarily a completed legal block under that definition. Likewise, an ordinary forearm dig after a ball has crossed the net is a separate defensive contact. Accurate labels help students learn what they are practising rather than describing every attempt to stop a ball as a block.
Why this is distinct from our Punggol spike lesson
A spike is an attacking contact intended to send the ball towards the opponents, sometimes from a jump. A block is the defensive response to that attack near the net. Both involve looking upward and potentially jumping, but the players face different decisions. The attacker coordinates an approach and set; the blocker tracks the other team’s setter and hitter, chooses where to position and prepares to land safely.
This article concentrates on those defensive responsibilities. It is not a second how-to on attacking power or landing after a spike. The emphasis is reading the other team’s developing play, working with teammates and understanding the legal boundary between stopping an attack and interfering before the hit.
What the Punggol Team Sport Hall actually provides
The 30 October walkthrough described two volleyball configurations and a basketball-court layout inside the Level 3 Team Sport Hall. A retractable grandstand can support organised spectators when deployed, but the building’s design does not mean volleyball courts are available for any ordinary visitor at any time. An authorised event, booking or programme determines who may use the space.
Punggol Sport Centre began a phased soft launch late in October 2026. Different activities can have different operating conditions while the complex prepares for wider opening. Before bringing an entire team, verify the exact volleyball product, time, permitted users and any required programme registration. Never enter behind another booked group simply because the net is already assembled.
A regulation net is not a public invitation
A multi-use hall may have nets or markings visible when equipment is being installed, checked or prepared for competition. Those are signs of a facility, not permission to play. Improperly setting up or moving net supports can create hazards for the group and maintenance staff. Only people authorised by the operator should alter or use the current hall configuration.
If an appropriate volleyball booking is not offered in MyActiveSG+, contact the operator or look for a separately verified venue. A family should not substitute basketball court hire and bring volleyball equipment without permission. Good local sports guidance distinguishes infrastructure, official availability and organised coaching.
Why blocks are a first line of defence
The FIVB’s explanation of volleyball describes blocking as the first line of defence against a spike. A successful block may keep the ball on the opponent’s side or channel it towards defenders who can make the next legal team contacts. That means a block has two possible aims: stopping the attack immediately and influencing where the ball travels when it is not stopped outright.
A novice may think only a direct block point is useful. In reality, a well-positioned blocker who reduces the attacker’s available angles may help the back-court team dig safely. Learning the team’s defensive organisation is therefore at least as important as jumping for an isolated spectacular touch.
Read the setter before guessing the hitter
The defending team can watch where the opposing setter sends the second ball. A high set towards one antenna may create a different attacking option from a short middle set. A blocker who chooses a side before observing the set may jump under the wrong hitter and leave another area uncovered. Beginners benefit from learning to read the ball’s actual trajectory rather than acting on guesses.
Begin with an easy exercise in which the feeder announces whether the set will go left or right. The blocker takes one controlled lateral movement without jumping. Later the cue can be less predictable. A slow useful observation drill is more educational than reacting late to full-speed attacks.
The hitter’s approach offers a second clue
After the set, an attacker may take approach steps that help indicate the likely contact location. A blocker can observe the hitter’s route and the height of the arriving ball without rushing into another teammate. These signals are not perfect predictions because skilled attackers can change their shot, but they help the learner prepare an appropriate defensive position.
Ask a cooperative hitter to use the same safe approach several times while the blocker practises watching and shifting position. Do not create a sudden jump contest immediately. The goal is developing visual awareness. More realistic attack variations can follow when the footwork is reliable.
Do not chase the ball without considering the net
A beginner may see a set travelling sideways and run along the net with arms outstretched, risking contact with a post, teammate or adjacent activity. Net defence requires controlled lateral positioning and awareness of where the attack will occur. The exact movement pattern depends on the blocker and the distance. A simple side step can be more suitable than a hurried sprint.
Use shadow footwork beside a properly arranged net only when authorised. Stop before reaching any fixed support and return towards a useful waiting position. The purpose is reaching an area where the block could be attempted safely, not travelling the maximum possible distance.
Ready position should permit a safe first step
A net defender may keep a balanced stance with appropriate knee flexion, attention on the opposing play and arms prepared for the likely movement. The exact depth of the stance and hand position should fit the player and the teaching system. A very deep squat that makes a person unable to move or causes pain is not automatically better volleyball.
Begin with short standing movements and ask whether the learner can shift in either direction without crossing into a teammate. The ready position is useful only because it leads to a safe next action. A qualified coach can adapt it for different body sizes and mobility.
Lateral footwork comes before the jump
Volleyball blockers may use short side steps, shuffle patterns or crossover movements to reach an attacking location along the net. The correct choice depends on distance and timing. A first-time learner should not attempt a fast multi-step jump sequence without understanding where the feet will finish. Moving sideways in balance is a distinct skill from generating vertical height.
Practise an easy two-point shadow route with no ball and no opponent contact. Stop at the chosen location and return to the starting area. When the player can move safely, add a gentle visual cue from a setter. The goal is accurate arrival rather than maximum speed.
Why rushed crossover steps can become unsafe
A crossover step can help cover a greater lateral distance, but using it too close to another player or a net post may create collisions. A newcomer who crosses feet awkwardly may also be unable to stop in time for a jump. The technique belongs in a suitable progression rather than an all-purpose instruction to move faster.
Begin with short controlled shuffles and introduce wider travel only when appropriate. A qualified coach can show where crossover patterns suit the intended block. Speed should be added gradually, with clear boundaries around each participant’s movement area.
A blocker’s take-off needs controlled timing
The blocker attempts to reach above the net at the moment the attacker plays the ball, but jumping much too early can leave the blocker descending before the attack arrives. Jumping too late can leave the ball already past the hands. Timing depends on the set, hitter and play situation, not simply the highest possible leap.
Begin with shadow timing: observe a cooperative hitter’s preparation, then make a small appropriate jumping motion if the learner is ready, or practise the cue on the floor. Do not insist on maximal effort or contested contact. A stable approach and safe landing are prerequisites.
The hands should form a purposeful blocking surface
During a proper block the hands and arms aim to intercept an attacking trajectory within the rules, often with fingers spread and a controlled orientation. Exact technique depends on the player’s height and attack type. Reaching above the tape without awareness of direction may allow the ball to deflect unpredictably. A large hand shape alone does not make a block successful.
Practise arm orientation first in a non-jumping shadow exercise. A qualified coach can then introduce safe contact with gentle feeds. Do not strike at the opponent’s hands or swing arms wildly across the net. The goal is controlling space and directing the ball, not hitting another player.
Penetration is a technical term, not permission to interfere
FIVB’s volleyball explanation describes effective blockers reaching over the net into a useful blocking position. The 2025–2028 rules allow hands and arms beyond the net during a block only when this does not interfere with an opponent’s play. A blocker may not touch the ball in the opponent’s space before that opponent has executed an attack hit.
That timing distinction is easy for beginners to miss. The purpose of extending appropriately is to intercept a legal attacking ball, not to steal the setter’s contact or interfere with the attack before it is made. Formal play follows the actual rulebook and officials. A safe teaching drill should begin without reach-over contests.
The net-contact rule matters during the action
Volleyball has specific faults for contact with the net between the antennae during the action of playing the ball. Blockers need to understand where their hands and body may travel and should not deliberately grab the net as a support. A public venue’s net assembly is also equipment that should not be pulled or climbed during practice.
If the learner repeatedly lands or leans into the tape, move the starting position, slow the footwork and reduce jump demands. No block point is worth damaging shared equipment or injuring a hand. A qualified instructor can help refine distance from the net before live attacks are introduced.
A landing zone must remain clear
Blockers may be looking upward when they land, making it easy to miss an opposing player, teammate or ball near their feet. Landing on another person’s foot can cause an ankle injury. Begin with controlled small jumps only if appropriate to the learner, and make sure no one enters the planned landing space. A child who is not ready to jump can practise positioning on the floor.
The block is not complete as a physical task when the ball is touched. The athlete must land in balance and prepare for the next action. A safe finish is a meaningful learning goal even when no point is scored.
Avoid jumping beneath the opposing attacker
At the net, attackers and blockers may leave the ground on opposite sides. A defender who moves a foot under an airborne opponent’s landing route can create serious injury risk. Similarly, a teammate running into the blocking lane can destabilise the jumper. Court awareness and legal net crossing are therefore essential during practice.
Begin with one designated blocker and a cooperative low-intensity hitter. Do not add several jumpers until everyone understands their responsibilities. A controlled shadow action is preferable to an early collision. Strong volleyball depends on player safety as well as timing.
A single block is the simplest first concept
A single block involves one eligible front-row player attempting to intercept the incoming attack. It can teach the relationship between setter, hitter and blocking position without requiring several teammates to coordinate their jumps. For a first lesson, the learner may practise standing in the relevant location and making a timed shadow movement before any real ball contact.
Use a gentle repetitive attacking feed and clear roles. The hitter should not aim full-force balls towards a beginner’s head. Discuss whether the blocker chose the right location and maintained balance. Those observations support progress better than counting dramatic blocked points.
Collective blocks require shared timing
FIVB’s rules recognise a collective block performed by two or three nearby players, with completion occurring when one of them contacts the ball. Such blocks can cover a larger attacking area but introduce coordination demands. Players who jump at different times or too close together may collide or leave a gap between their hands.
Beginners should learn single-block positioning first. When a group can move safely, a qualified coach may introduce a two-player shadow block with enough room and no real opponent contact. Calls, positioning and landing should become reliable before increasing speed.
The gap between two blockers is a tactical problem
Even when two blockers reach above the net, a large gap between their hands may let an attacking ball pass through. Closing the gap requires coordinated positioning and timing rather than simply asking everyone to jump higher. The players must also preserve enough personal space to avoid colliding while airborne.
A slow shadow drill can help two front-row learners identify their intended places and finish balanced. Use an observer to report where the gap appeared. Do not force athletes together physically or tie their arms to simulate a wall. A good block is coordinated within individual safety limits.
A back-row player is not a normal front-row blocker
Under FIVB indoor volleyball rules, a back-row player may not complete a block or participate in a completed block. The libero has additional restrictions and may not attempt an individual or collective block. This makes legal player position important when a team is rotating. A person near the net cannot simply assume blocking is allowed because they are tall enough to reach it.
During an educational practice, discuss who is eligible to block in the actual team rotation. A beginner learning shadow movements should not confuse an exercise with formal permission to perform every action in a match. The rulebook, coach and officials determine the competition details.
Blocking an opponent’s serve is forbidden
The 2025–2028 FIVB rules expressly prohibit blocking the opponent’s service. This is a helpful rule for children who are beginning to understand the difference between a serve and an attack. A person who stands at the tape and intercepts a serve as a block is not merely making an impressive defensive play under ordinary indoor rules.
Explain the rule before any net practice. Serve reception belongs to appropriate receiving contacts, while blocking develops against eligible attacks later in the rally. Keeping the actions distinct prevents false habits that can lead to avoidable faults.
A block contact does not use one of the team’s three hits
Under indoor FIVB rules, a block contact is not counted as a team hit, so the team is entitled to three additional contacts after a legal block. The first contact following the block can even be made by the player who touched the block, subject to the rules. This surprises beginners who have been taught simply that a team gets three touches in total.
Use a demonstration without aggressive attacks: a gentle simulated block contact is followed by a controlled dig, set and legal return. Label modified teaching touches appropriately so no one confuses catching with an official hit. The distinction helps students understand why blocking and ordinary receiving contacts are counted differently.
Channel the ball towards a back-court defender
Not every block stops the ball immediately. A blocker may aim to reduce the attacker’s options and direct a ball towards an area a teammate is prepared to cover. This connects the net player’s work with the back-court defenders. A block that permits a controlled dig can be valuable even when it does not score a point.
Practise with a cooperative attack and a designated back-court receiver at modest pace. The players should discuss where the ball travelled and whether the dig was manageable. The goal is team organisation rather than celebrating only dramatic touches above the net.
Block and dig are different defensive skills
A block is a near-net action with the special eligibility and hit-count rules already described. A dig is a defensive contact used to recover a ball arriving after an opponent’s attack, often using forearms or another legal body part. It may be played by front- or back-court defenders according to the situation. Good teams need both.
Our Punggol forearm-passing article teaches basic contact using a forearm platform. This article teaches the blocker where to stand and how that positioning helps the digger. The two skills connect through teamwork, but they are not identical techniques.
The first exercise is reading a set
Begin without jumping or a live attack. One player acts as the opposing setter and directs a gentle ball towards one of two named hitting zones. The blocker watches and moves laterally to an appropriate shadow position. Start with announced destinations so the learner can understand the relationship between set direction and footwork.
After a manageable number of repetitions, the setter can alternate the zones in an agreed pattern. If the learner arrives late or stumbles, reduce travel distance. The objective is accurate reading and safe movement, not a test of maximum speed.
Shadow block footwork without the net
A useful introductory drill places the learner in a clear authorised part of the court. They begin balanced, move a few steps to one side, stop and rehearse an appropriate blocking hand position without contacting a real ball. No net is required for this first stage, and it avoids the hazard of jumping close to fixtures before the basic footwork is known.
Practise the movement towards both sides and let the player recover between repetitions. If the exercise causes pain or instability, shorten it. A small controlled sequence can be a complete worthwhile learning task for a new participant.
A gentle single-block timing drill
Once a player understands the set and hitter’s preparation, a cooperative partner may make an easy attack towards a known area while the blocker practises timing and positioning at an appropriate level. A qualified coach should supervise actual jumping and ball contact when needed. The hitter should not deliver full-speed attacks at a novice’s head.
Start with no scoring and a fixed target. Discuss whether the blocker arrived in the right place and landed safely. A successful practice may involve understanding a missed block rather than making an immediate point. Technique and safety develop before competition pressure.
A block-to-dig sequence
Set up one eligible blocking player and one designated defender behind them in a safe arrangement. A cooperative attacker delivers a gentle ball so the blocker’s position influences its path. The back-court player then makes a controlled legal receiving contact. Pause after the action to discuss whether the two defenders understood their responsibilities.
Keep the first version simple, with no contested jumps or powerful spikes. The goal is building a relationship between net defence and floor defence. A player who sees how their block helps a teammate may understand the game more deeply than someone who focuses only on touching the ball.
Two-blocker coordination without collision
When appropriate under qualified instruction, two learners may practise a slow lateral shift to neighbouring blocking positions and rehearse a simultaneous safe take-off without contact. The spacing should reflect their abilities and the actual court. Neither should be pushed closer to the other in the air to eliminate a gap.
Begin with coordinated hand positions on the floor, then add modest movement and landing only when safe. Do not turn a first training day into repeated high jump contests. Communication and personal space are the foundations of effective collective blocking.
An hour-long practice does not need constant jumping
A small authorised group can divide the session into setter-reading exercises, shadow lateral footwork, a short safe single-block progression and cooperative block–dig situations. Actual live jumping may occupy only a modest part, depending on coaching and physical readiness. Rest and technique review are productive parts of the session.
Do not treat full use of every paid minute as a reason to jump until exhausted. A tired player may lose landing control or concentration. Leave time to collect equipment and restore the hall to the next group. A useful team session ends safely and on schedule.
A ten-minute beginner block orientation
A first short block can begin with an explanation of the legal block, the front-row eligibility rule and a few controlled side steps. The learner practises shadow positioning to a predictable set without a ball. This is an illustrative lesson segment inside legitimate court access, not an official ActiveSG course or promise of mastery.
Ask one useful question afterwards: did the player read the set and arrive in a balanced position? That answer creates a realistic next step. A beginner does not need to touch the ball above the tape to have learnt something valuable.
A thirty-minute non-contact learning session
With an authorised volleyball session, spend time on stance, side movement, setter cues and a cooperative shadow sequence. If a qualified coach judges the group ready, add a small amount of controlled jump preparation and gentle ball contact. The exact balance depends on individuals and hall conditions. No full-power attacking contest is necessary.
Rotate roles so participants also learn to observe the set and hitter. The strongest improvement may be clearer timing, earlier calls and safer stopping. Those are meaningful gains even without a formal scored match.
Children need an age-appropriate approach
Younger learners may not be tall enough or physically ready to block above a regulation net. That does not make shadow reading, spacing and coordination worthless. An authorised youth programme may use modified equipment or non-jumping drills with suitable supervision. Parents should verify actual coaching arrangements rather than assume every public hall booking includes them.
Celebrate a child who recognises the set and moves to a safe place, not only one who touches a high ball. Do not pressure children into repeated maximum jumps or collisions. A positive sporting experience should build confidence and interest in the game.
Teenagers and school teams should learn eligibility
Secondary-school CCA players may already understand the pass–set–attack sequence but still become confused about front-row eligibility and a libero’s blocking restrictions. A net-defence lesson can link their rotation position to the legal actions available. Coaches should use the current 2025–2028 FIVB rulebook and any competition-specific guidance.
A school team’s membership does not automatically give access to Punggol’s public Team Sport Hall. Training must still occur through authorised bookings or programmes. A short focused lesson about reading attacks and safe landing can complement school practice without creating unnecessary physical load.
Older adults and returning players
An adult who once played volleyball may feel comfortable reading an attack but less confident about repeated jumping. A gentler shadow-block and positioning session may be more appropriate than immediate live blocks. Mobility, balance and relevant health conditions matter, and an individual professional may need to guide the choice of activity.
Age alone does not determine skill. Some older players have excellent tactical knowledge, while others want simple social movement. Respect the person’s present abilities and goals. A safe session that can be repeated is more valuable than recreating a former competitive leap at all costs.
Net collisions and bad landings are not small mistakes
A blocker moving too close to the net or into another player’s landing area can create serious injury risk. Teach athletes to check spacing before jumping and to avoid uncontrolled movement beneath an opponent. A ball or bag on the floor can make the landing worse. The activity should stop if participants cannot control their take-off and finish.
Do not try to resolve repeated collisions by telling everyone to be braver. Reduce pace, simplify the sequence and seek qualified coaching. A responsible sports environment protects players even when they are excited by a new venue or competition.
A public hall needs careful equipment handling
The Team Sport Hall is a multi-use venue, so the net, standards and floor markings must remain in their authorised configuration. Do not adjust net height, move posts or attach homemade training accessories without staff permission. A shadow drill can often teach the key movement without touching the equipment at all.
Keep water bottles, bags and loose balls outside movement lanes. Collect equipment only at safe breaks. Shared infrastructure should be left ready for the next users. Good technique practice never requires modifying public fixtures without authority.
What if the court is not available?
If no permitted volleyball session is offered, choose another date or a separately confirmed venue. Do not enter during an ActiveSG Cup basketball event or assume a vacant-looking hall is free. The venue’s physical volleyball layout and its actual reservation inventory are separate pieces of information.
Communicate tentative plans honestly to teammates before collecting payment. A useful sports routine can adapt to the operator’s schedule. Training alternatives should remain safe and lawful, rather than turning corridors into improvised jumping areas.
Stop for pain, dizziness or fatigue-related instability
Repeated jumps and landings can be demanding. Sharp knee, ankle, shoulder or other joint pain, significant dizziness, chest discomfort, faintness or severe unusual breathlessness require stopping and appropriate assistance. A general article cannot diagnose symptoms or approve returning after an injury. Loss of landing control is also a practical reason to rest.
Do not insist on completing the planned number of blocks because the session was paid for. A good coach or organiser notices declining movement quality and makes adjustments. Long-term participation is worth more than a last risky jump.
Photography should not enter the landing zone
A tripod near the net can become an obstacle during lateral steps or landing. Recording unrelated participants, particularly children, without suitable consent may violate privacy or venue requirements. An ordinary court booking does not automatically authorise commercial filming. Keep any approved camera equipment away from active paths.
A short observation note about blocking position may be enough to document progress. If a qualified coach needs footage, obtain the necessary permission and maintain a safe setup. The practice is for learning, not public entertainment built from teammates’ mistakes.
The value of a good block may be invisible on the scoreboard
A blocker can help without earning a direct block point. By taking away a strong attacking angle or guiding a ball towards a defender, the player changes what the opponent can do. The resulting dig or counterattack may be recorded under another teammate’s action, but the blocker’s positioning still contributed.
Ask young players to notice this during an organised match. A team works through connected actions, not only individual scoring highlights. Learning that connection can improve communication and make defensive practice feel meaningful even when a block is not completed.
Four weeks of progressive net-defence learning
Week one can focus on the block definition, legal eligibility and non-jumping setter-reading drills. Week two adds short lateral footwork and recovery. Week three may introduce controlled timing and safe landing with qualified support. Week four connects an appropriate gentle block exercise to a teammate’s dig and legal return. This is an illustrative learning framework, not an ActiveSG programme.
Repeat an earlier stage whenever movement remains unstable or confusing. Progress may mean fewer net touches, clearer calls and better anticipation rather than higher jumps. Skill develops through repeatability and sound decisions. A small practice note can record the next improvement to seek.
Five blocking mistakes with separate remedies
First, moving before reading the setter can place the blocker under the wrong hitter; practise observation. Second, arriving late and jumping while running may undermine balance; slow the lateral approach. Third, reaching into the opponent’s space before a legal attack can create a fault; review the FIVB restrictions. Fourth, touching the net during the action calls for better spacing. Fifth, landing on a teammate requires immediate reorganisation of the drill.
These problems cannot all be fixed by jumping higher. A useful coach or partner identifies one relevant issue, reduces difficulty and allows a controlled repetition. Technical quality includes legality, coordination and safety.
Frequently asked questions
Where can volleyball blocking be practised at ActiveSG Punggol? In the Level 3 Team Sport Hall when an authorised volleyball session is confirmed. Do two volleyball layouts mean open courts every day? No; actual access must be verified. What is a block? An eligible net player’s action reaching above net height to intercept an opponent’s ball under FIVB rules. Can back-row players complete blocks? No, the rules restrict completed blocks to eligible front-row players.
Can a libero block? The libero may not attempt an individual or collective block. Can the opponent’s serve be blocked? No. Does a block count as one of the team’s three hits? Not under ordinary indoor FIVB rules. May hands reach over the net? Only within the precise rules, without premature interference. Must beginners start with full-height jumping? No; learn shadow footwork and timing safely first.
Sources and your next step
The Punggol Team Sport Hall’s volleyball layouts were described in https://www.fivb.com/volleyball/the-game/official-volleyball-rules/‘>FIVB Official Volleyball Rules 2025–2028, especially Rule 14, establish blocking eligibility, permitted reach, prohibited blocking of service and the block-contact exception. https://activesg.gov.sg/‘>MyActiveSG+ or with the organiser.
Your next step is to verify legitimate volleyball court access, then rehearse a few controlled lateral movements towards an imaginary attack location. Begin with no ball or jump and add qualified supervised blocking contact only when appropriate. For the attacking shot the blocker must learn to read, see 赞过:

