Mini Challenges!
New inventive challenges posted each week
192
Speak in code
Invent a code and write your own secret message
Check out some other challenges
Prev
Next
222
Stair chair
Invent a wheelchair that can go up and down stairs
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
457
Sky display
Invent an alternative to a fireworks display!
418
Dry animals
Invent an umbrella to keep your favourite animal dry from the rain
189
Cell talk
Invent a new way for cells to talk to each other