Mini Challenges!
New inventive challenges posted each week
153
Shop local
Design a poster to encourage people to shop local
Check out some other challenges
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
239
Camping wonders
Draw an invention that would come in handy at a camping festival
103
Under pressure
Invent something that can reduce stress
141
Solar dress
Invent a piece of clothing that generates energy
549
Heat
Invent a device that generates heat