Mini Challenges!
New inventive challenges posted each week
503
Your colour!
Invent something in your favourite colour
Check out some other challenges
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549
Heat
Invent a device that generates heat
185
Favourite animal hotel
Invent a hotel for all your favourite animals
442
Picnic
Invent something to use on a picnic
103
Under pressure
Invent something that can reduce stress
302
Bring friends together
Invent a device that brings friends together