Mini Challenges!
New inventive challenges posted each week
350
Secret Message
Invent a way to send a secret message
Top secret!
There are many ways to send secret messages! Whether you choose to communicate in code or use the element of surprise, think up a way to get your message across in a top secret way...
Check out some other challenges
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65
Furry feelings
Create an invention to detect an animal’s mood
309
Keep in contact
Draw a Device that will keep you in contact with family across the world
322
Rocket power
Draw a rocket that has everything you need for a space vacation!
514
Scarecrow
Invent a super scarecrow
394
Super football
Invent a very special football