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Marshmallow Challenge

Marshmallow Challenge: Design Thinking Icebreaker

4.5(967)

Build the tallest freestanding tower that can hold a marshmallow on top—within 20 minutes.

6+ PlayersIn-Person20 minChallenging

How to Play This Icebreaker Game

  1. 1Form teams of 3–5.
  2. 2Provide 20 sticks of spaghetti, 3 ft tape, 3 ft string, and 1 marshmallow.
  3. 3Teams have 20 minutes to build; measure height to declare a winner.

Materials Needed

  • Dry spaghetti
  • Tape
  • String
  • Marshmallow
  • Measuring tape

Facilitator Guide

Opening Script:

You have 20 minutes to build the tallest freestanding tower that holds a marshmallow. Prototype early; test often.

Closing Script:

What helped—iteration, triangles, or early marshmallow tests? Capture one team habit to bring to projects.

Why This Works

Why this icebreaker game works: It rewards prototyping and quick feedback over planning. Teams practice experimentation, role clarity, and time‑boxed collaboration.

Best For

Ideal icebreaker situations for this game include:

  • Team offsites
  • Innovation workshops
  • New team kickoffs

Important Notes

  • Mind safety with broken pasta and tape allergies
  • Discourage over‑planning; encourage early testing
  • Clear measurement and rules up front