Mini Challenges!
New inventive challenges posted each week
215
Megarocket
Invent and draw a new megarocket
Check out some other challenges
Prev
Next
549
Heat
Invent a device that generates heat
424
Paper plane
Design a special paper plane
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
363
Unique you!
Invent a way to show off your uniqueness!
300
Litter picker
Invent a fun way to collect litter on train platforms