Mini Challenges!
New inventive challenges posted each week
304
Birthday bash
Invent something to help you throw the best birthday party ever!
Check out some other challenges
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549
Heat
Invent a device that generates heat
64
Tweet retreat
Imagine and Draw The most amazing Bird house in a tree
176
Apple cycle
Invent a use for your leftover fruit
103
Under pressure
Invent something that can reduce stress
28
Flight of the bumblebee
Design flying machines inspired by birds and insects