Pyramid Catapult

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Project Snapshot

This is the easiest catapult project to build, yet it's incredibly durable and effective due to it's pyramid structure.

 

Just transform 2D triangles - which are strong in themselves - into a super-strong 3D shape!

Step 1
Step 1

Step 2
Step 2

Step 12
Step 12

Step 1
Step 1

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Click to expand

Tools and Materials

The Engineering Creation Kit has everything you need for this project and many more from STEM Inventions, or get the supplies in bulk:

Tips and Troubleshooting

If the catapult isn't firing far, then...

  • Make sure to fire by pulling back on the back of the catapult arm (the tips of the skewers), and release by letting you fingers slip off of the arm