Build a flower that can open to communicate with pollinating insects and birds.
Build a fast, stable boat that can move through the water for at least 1 foot using a hand-powered propeller.
Make a bubble maze that allows bubbles to move through a series of “on” and “off” switches.
Create a series of shadow boxes to form a complete silhouette of a dinosaur.
Make a flying raptor and control its flight with attached strings.
Build a peg board that lets you test multiple linkage systems and the types of movements.
Animate a facial expression and make a machine (zoetrope) that plays the animation back.
Make a root system to help a plant stay put.
Make a pinecone that can open and close.