Mini Challenges!
New inventive challenges posted each week
546
Long distance
Invent something to help you run long distances
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549
Heat
Invent a device that generates heat
264
Air balloon house
Draw a home that can float in the sky
75
Musical chairs and things
Design an object in your home that can also make music while you use it.
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
84
Feeling hot hot hot!
Invent a way to generate heat that uses less energy