What is Egg Drop?

Egg Drop splits a group into teams of 3–5, each handed a raw egg and a small kit of building materials — cardboard, straws, tape, plastic bottles. Teams get 10–15 minutes to build a structure that fully encloses the egg, working out of sight of every other team so no one can copy a design.

It works because the test is public and immediate. Every structure gets dropped from the same height in front of the same crowd, so there's no arguing with the result — an uncracked egg is a win everyone can see, and a cracked one is a shared moment instead of a private disappointment. The build clock does the rest, forcing teams to commit to one design instead of debating it forever.

It needs real space — somewhere safe to drop things from height — and a tolerance for a few smashed eggs and the cleanup that follows. Skip it for a tight indoor space with no safe drop zone, or a group that can't spare the prep time to gather 6 kinds of materials ahead of time.

The rules

Split into teams of 3–5, each with one raw egg and a set of building materials.
Keep teams working in separate spaces so no one copies another team's design.
The egg goes inside the structure, protected by straws, cardboard, and plastic bottles built around it.
Teams get 10–15 minutes to build before time's called.
Gather everyone, then drop each structure from the same height.
An uncracked egg wins; ties go to whichever team used the fewest straws.

Before you start

Group size: 6–30 players, teams of 3–5. Bigger groups just mean more teams building side by side — the setup doesn't change.
Materials: raw eggs, cardboard boxes, straws, tape, plastic bottles. One egg and one materials kit per team. Keep paper towels on hand — not every structure holds.
Space: separate work areas, plus a safe height to drop from. Give each team its own corner or table so designs stay a surprise until the drop test.
Time: 10–15 minutes to build. Set the limit before teams start, and hold to it — the deadline is part of what makes the game work.
Optional for kids. Assign a team leader per group, choosing quieter kids first — it gives them a reason to speak up.

How to run it

Split into teams 1–2 min
Divide the group into teams of 3–5. Say the rules once, in one pass: protect the egg, keep designs secret, and every structure gets dropped from the same height at the end.
Hand out materials and an egg 1–2 min
Give each team a raw egg plus their kit — cardboard, straws, tape, and plastic bottles. Send teams to separate spaces so no one previews another team's plan.
Build time 10–15 min
Teams design and build a structure with the egg fully enclosed inside, straws and cardboard packed around it for cushioning. Call time at the 10–15 minute mark and no later.
Bring everyone back for the drop 1 min
Gather all teams together so every design gets tested in front of the same crowd. Line the structures up and confirm the drop height before you start.
Drop and check 30 sec each
Drop each structure from the agreed height, then let teams open theirs to check the egg. Uncracked wins; if more than one team survives, the fewest straws used breaks the tie.
Debrief 2–3 min
Bring everyone back together to talk through designs, decisions, and what each team would change next time.

← the drop is the whole point.

Facilitator tips

Offer more than one kind of materialMixing rigid options like cardboard or plastic bottles with flexible ones like straws lets different building styles succeed, not just one approach.

Score more than survivalAn intact egg isn't the only way to win. Add categories for most creative design or best use of materials so more than one team walks away with something.

Check the drop zone before teams buildConfirm the height is safe and reachable for every team, including anyone with mobility limits, before the building clock even starts.

Hand the lead to a quieter kidAssigning a team-leader role — and picking a quieter kid for it — gives a reserved player a real reason to speak up during the build.

Why it works

Failure is instant, and sharedEvery structure gets dropped in front of the whole group, so a cracked egg is immediate, visible feedback — not something a team can quietly avoid facing.

The clock forces real decisionsWith 10–15 minutes to build, teams can't deliberate forever — someone has to prioritize, delegate, and commit to a design before time runs out.

A real design-build-test cycleTeams sketch a structure, build it, then watch it get tested — the same loop behind actual engineering work, compressed into one sitting.

HELLO, MY NAME ISJon

"This one earns its spot because the stakes are visible — every team's structure gets tested at the same drop, in front of the same crowd. I like that quieter kids get a real shot at leading when you hand them the team-leader role; it's a small design choice that changes who gets heard."

Jon Zajac · Founder & Chief Icebreaker

Reflection questions

For classrooms and teams that want the debrief — a few of these turn the drop test into an actual conversation about how the team worked.

What was your team's design process for building the egg protector?The design process reveals how the team communicates and divides work under pressure.
How did you feel when your team's egg survived or cracked after the drop?Naming the emotion connects the group over a shared, visible result.
What challenges did your team face during the construction phase, and how did you overcome them?Surfaces problem-solving that's easy to skip past in the moment.
How did individual team members contribute, and were there any unexpected strengths that emerged?Names contributions that might otherwise go unnoticed.
If you could do it again, what changes would you make to your design or teamwork approach?A quick lesson in iterating — the same instinct real engineering rewards.
What strategies did your team use to stay focused during the 10–15 minute time limit?Time-management tricks that transfer straight to other deadlines.
How did your team handle any conflicts that arose during construction, and what could have been done differently?Opens a low-stakes conversation about conflict before a higher-stakes one comes up.
What did you learn about working with diverse personalities and skill sets on your team?Connects the exercise to how the actual team works day to day.
How can you apply what you learned from this activity to real-life situations, such as school or work projects?Draws the line from the egg drop to the next real project.