Coded hundred square

Collect resources

You will need:

Watch the video to see what to do.

Task from NRICH

Transcript

Transcript coming soon.

How to play

  • This hundred square is written in code.

  • It starts with one and ends with a hundred.

  • Can you crack the code and build it up? How did you do it?

  • Can you find another way to build it up?

Discuss/ reflect

  • How many different ways are there to crack the code?

  • Create your own coded hundred square puzzle. Share it with friends to see if they can break your code!