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Build a robotic face that can make facial expressions using simple machines.
Design a set of mechanical genes that control the way something grows.
Build a dinosaur at least 6" tall that can balance on two legs using counterbalances.
Build a wearable device that will detect when your body moves.
Make a machine that can jump up more than 3 feet.
Build a water pump that can push water at least 1 foot in two directions.
Make a mechanical tail that is strong enough to break through a piece of paper.
Build a flower that can open to communicate with pollinating insects and birds.
Make a flying raptor and control its flight with attached strings.