Home/Activities/Capture the Flag

Energizer · A great activity for everyone

Capture the Flag

Two teams each hide a flag and defend it while hunting down the other side's — cross into enemy territory and a tag sends you to jail until a teammate breaks you out. It works because every runner is making two calls at once: keep chasing, or peel off to spring someone from jail.

30–60 min20–50 peopleAverageTwo flagsIn-person onlyClassroom ✓
By Jon Zajac · Founder & Chief Icebreaker · Last updated February 19, 2024

What is Capture the Flag?

Capture the Flag splits the group into two teams, each hiding and defending a flag while hunting for the other side's. Cross into enemy territory and a tag sends you to jail — stuck there until an untagged teammate reaches in and frees you. Carry the other team's flag back across the middle line, and the round is yours.

It works because every runner is making two decisions at once: keep chasing the flag, or peel off to spring a jailed teammate. That trade-off, made over and over by both teams at the same time, turns a simple chase into a live strategy game — no calling of plays required, just a whole roster reading the field.

It needs real outdoor space — a boundary line, two jails, and room to run without hitting a hazard — so skip it for indoor meetups, video calls, or tight rooms. The original guide also recommends at least 20 players to keep the chase exciting; fewer than that and both flags stay easy to defend.

The rules

  1. Split into two teams and agree on your outer boundaries.
  2. Each team hides its flag on its own side, kept at least half visible.
  3. Set two jails, one per team, plus a middle line that marks the border.
  4. Cross into enemy territory and you can be tagged and sent to jail.
  5. A jailed player waits for an untagged teammate to reach in and free them.
  6. First team to carry the other's flag back across the middle line wins the round.

Before you start

  • Group size: 20–50 players. A big enough roster to defend a hidden flag while still sending runners after the other team's. The original guide recommends at least 20 for a livelier game.
  • A large outdoor space, cleared of hazards. You need room for two territories, two jails, and a middle boundary — plus no obstacles that could cause an injury mid-chase.
  • Two flags, boundaries agreed before you start. Pick something durable and easy to spot for each team's flag, then walk the whole group through the territory lines, the middle boundary, and where the jails sit before anyone runs.
  • Ages 10 and up. The original guide pegs this from age 10 on — plenty of running and tagging, so match it to a group that can handle both.
  • Optional: more than one flag per team. With a bigger roster, hiding a second flag keeps everyone from bunching up around one spot.

How to run it

  1. Split into teams and set boundaries 3–5 min

    Divide the group into two even teams, then walk the whole space together — the outer play boundary, the middle line separating each team's territory, and both jails. Say it once, clearly, so nobody argues mid-round.

  2. Hide and defend your flag 2–3 min

    Each team picks a spot inside its own territory and places its flag there, kept at least half visible. Bigger rosters can hide more than one.

  3. Send runners into enemy territory 15–25 min

    Cross the middle line to hunt for the other team's flag. Get tagged on their side and you're sent to jail — stay put until a teammate reaches in and tags you free.

  4. Capture the flag and bring it home 1–2 min

    The round ends the moment a team carries the opposing flag back across the middle line into its own territory.

  5. Reset and go again 10–20 min

    Re-hide both flags, empty the jails, and start a new round. Keep playing until your time's up.

← the middle line is the only safe ground.

Facilitator tips

Skip the gendered team-splittingSplit into "players" or "teams," not "guys" and "girls" — it keeps everyone included from the first whistle.
Give non-runners a real jobLet players with mobility limits guard the flag or hold a jail post instead of running the field — they're still tagging opponents and still in the game.
Set the tone on respectful communicationSay upfront that trash talk stays friendly. Clear expectations here head off the one thing that can sour an otherwise good chase.
Hand out roles beyond runnerScout, defender, attacker — naming the roles up front gives quieter or less athletic players a real way to contribute.
Walk through the rules before the whistleConfirm everyone understands the boundaries, the jail rule, and what counts as a capture before you start — it heads off arguments mid-chase.

Why it works

Every advance is a real riskCross into enemy territory and you can be tagged and jailed — so every attempt on the flag doubles as a bet the runner and the group are making together.
Rescue math becomes a live decisionWith teammates stuck in jail, the group has to keep deciding, mid-round, whether to spend runners on offense or on freeing captured players — a coordination call this game forces over and over, not once.
The flag can't fully hideThe rule that a flag must stay more than half visible rules out the obvious move — stuffing it in the densest bush — so hiding it well takes real strategy, not just a good hiding spot.
HELLO, MY NAME ISJon

"I love that the game is really two decisions at once — sprint for the flag, or peel off and spring a teammate from jail. Making that call on the fly, together, is where the actual teamwork shows up, not the running."

Jon Zajac · Founder & Chief Icebreaker

Reflection questions

5 questions that turn the chase into an actual debrief.

  1. What strategies did your team use to defend your flag and capture the opposing team's?Naming what worked can sharpen the game plan for the next round.
  2. How did you communicate with your team during the game?Naming what worked, or didn't, shapes how the team runs the next activity together.
  3. What challenges did you face, and how did you work through them?Reflecting on obstacles builds resilience players can carry outside the game.
  4. How did it feel to be tagged and sent to jail — and how did your team respond?Opens a real conversation about setbacks and how the group shows up for each other.
  5. What did you learn about working as a team during this activity?Turns a chase game into an actual takeaway about collaboration.

If this fits, so will these

Activity

Catch Ones at the Back

Another active, catch-and-chase game from the same family.

Activity

Run Through the Catchers

A running game built around dodging a line of catchers.

Activity

One Breath Catch

A quick catching game with a built-in time pressure.

Activity

Take and Run

A grab-and-sprint game in the same active family.

Activity

Red Light, Green Light

A stop-and-go running game built around a single call.

Activity

Touch Base Hide and Seek

A hide-and-seek variant built around a home base.

Activity

Camouflage

A hide-and-seek twist where the seeker never leaves their spot.

Activity

Dodgeball

A classic throwing-and-dodging team game for the same active crowd.

Activity

Endzone Trappers

A catching game played toward a marked end zone.

Jon Zajac

Founder & Chief Icebreaker

I started IcebreakerSpot because I believe strong connections are the foundation of successful teams. This site exists to make it easy to find and share the icebreakers and team-building activities that build trust, spark collaboration, and help groups do great things together.

XLinkedIn