Mini Challenges!
New inventive challenges posted each week
398
Monarch butterfly
Invent a home for monarch butterflies
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357
Running on plenty
Draw something that recycles food waste
103
Under pressure
Invent something that can reduce stress
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
387
Space travel
Invent a new way to travel in space!
549
Heat
Invent a device that generates heat