Mini Challenges!
New inventive challenges posted each week
44
Double up
Join two different things together to invent a new thing
Check out some other challenges
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97
Story teller
Invent a story telling device
503
Your colour!
Invent something in your favourite colour
505
Wind
Invent something that uses wind
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
299
Leaf it out
Invent a way to keep leaves off the train tracks