Mini Challenges!
New inventive challenges posted each week
297
Dinner party prank
Invent a surprise for party guests at a dinner party
Check out some other challenges
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511
Garden device
Invent a device that tends the garden
1
Keep your distance
Draw an invention to keep people two metres apart
548
Lucky
Invent a way to turn your luck around
353
Shopping helper
Invent a shopping helper
28
Flight of the bumblebee
Design flying machines inspired by birds and insects