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Free Design Challenges

All Curiosity Machine users have access to these design challenges, so you can build them right now!
Build a Robotic Face

Build a robotic face that can make facial expressions using simple machines.

Build a “No Wire” Circuit

Create a circuit that has no metal wires and uses at least three different conductors.

Construct a Crane

Build a crane that uses simple machines and mechanical advantage to move heavy objects.

Build a Self-Propelling Boat

Build a fast, stable boat that can move through the water for at least 1 foot using a hand-powered propeller.

Engineer an Air-Powered Spinning Machine

Build an air-powered spinning machine inspired by Boeing CST-100 Starliner.

Make a Hip Joint

Make a ball and socket joint that mimics the movement of a human hip or shoulder.

Build a Mighty Machine

Build a mighty machine that jumps up, sideways, or flips over. The whole structure should jump into the air.