Mini Challenges!
New inventive challenges posted each week
170
Memory lane
Invent a machine that will let you watch old memories back
Check out some other challenges
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549
Heat
Invent a device that generates heat
479
Main stage
Design the most amazing decoration for a music festival
548
Lucky
Invent a way to turn your luck around
142
Moon rides
Draw a funfair ride on the moon
28
Flight of the bumblebee
Design flying machines inspired by birds and insects