Skip to main content

The Balloon

Discover Marek’s birthday surprise!

With this balloon, there’s more than meets the eye. Can you find out the surprising magic trick behind it?

The magician asks the spectator to choose a number… and the magic moves in. It might appear simple, but would you be able to explain what’s happening? Addition, subtraction, count?  


  • This trick is easily achievable and great to perform in small teams. Once the students understand how the trick works, they can modify the path and create their own version. They might even create a more complicated path, with more than one intersection.

  • This trick requires preparation, since you must set up before the students can see.

  • Planning notes