Mini Challenges!
New inventive challenges posted each week
547
Pumpkin
Invent something that uses a pumpkin
Check out some other challenges
Prev
Next
302
Bring friends together
Invent a device that brings friends together
103
Under pressure
Invent something that can reduce stress
549
Heat
Invent a device that generates heat
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
491
Nature reserve
Draw a nature reserve