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Trees grown: 0

Welcome to the Factorization Forest

This game allows you to practice your prime-factorization skills, for example:

84 → 2² x 3 x 7.

Choose your game mode below to start:

Click the small + button to add a factor branch to the tree. Click on a - button to remove a branch.

Enter the factorization below and click on the ? button to check. You can leave a factor blank and it will be ignored.

You factored the seed correctly. Watch it grow!

Here is where errors will be displayed