Mini Challenges!
New inventive challenges posted each week
414
Invent something to keep in your pocket
Check out some other challenges
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479
Main stage
Design the most amazing decoration for a music festival
478
Clean clothes
Invent something to help you clean your clothes
397
Watch it
Invent an interesting watch
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
178
Bump!
Invent something that stops you from hurting yourself when you fall over!