Type of Engineering: Structural

Goal: Students will build a simple catapult using craft sticks, rubber bands and a spoon.

Learning Objectives: introduction to mechanical engineering; potential & kinetic energy; tension, gravity and building.

Grade levels: 2nd & 3rd grade

Workshop time: 1 hour



Toolbox includes a class set with fifteen (15) individual student kits with all project materials.

Toolbox also comes with a Teacher Guide that includes:

  • Lesson Plan with instruction tips
  • Project build presentation with photos, videos and questions
  • Extension/Enrichment ideas
  • Note to parents




Simple Catapult STEM Toolbox