Mini Challenges!
New inventive challenges posted each week
493
Connection
Invent a way to make a connection
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293
House warming
Invent and draw an eco friendly way to warm your home
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
330
Mother earth
Invent a way to restore damaged ecosystems
549
Heat
Invent a device that generates heat
366
Healthy and happy
Invent a way to monitor your health