Mini Challenges!
New inventive challenges posted each week
396
Protect animals
Invent something for animal conservation
Check out some other challenges
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424
Paper plane
Design a special paper plane
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
103
Under pressure
Invent something that can reduce stress
330
Mother earth
Invent a way to restore damaged ecosystems
226
Mars water
Draw an invention that collects water on mars