It's All In The Wrist

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This is an activity about circular motion. Learners will explore the laws of motion and force by observing circular motion. All you need to do this activity is a clear balloon, a penny and a marble, and several jars or cups of varying sizes and shapes. Also included are links to other excellent physics sites. [Activity is publicly available through a web crawler capture on Activity write-up only, images are unavailable.]

Quick Guide

Preparation Time:
Under 5 minutes

Learning Time:
10 to 30 minutes

Estimated Materials Cost:
1 cent - $1 per student

Age Range:
Ages 8 - 14

Resource Type:


Materials List (per student)

  • Clear helium quality balloon
  • Penny
  • Small marble
  • Collection of jars and cups of various shapes


  • Physical Sciences
    • Motion and Forces
      • Gravity
      • Newton's Laws
      • Rotation Motion


To use this activity, learners need to:

  • see
  • touch

Learning styles supported:

  • Involves hands-on or lab activities


Access Rights:

  • Free access


Source Collection

  • TryScience