Broken Ladder
Oh no! The calculator is broken. However, you still have problems to solve. Can you get to the correct answers by only using the keys that appear on the broken calculator? This game has you mix operations and find creative ways to solve problems.

KenKen Puzzles Your goal is to fill in the whole grid with numbers, making surgeon number is repeated in any row or column. 


Mash Up Math Sharing these fun puzzles with your kids is a great way to get them thinking mathematically and solving problems in a fun and engaging way! Try these free puzzles with YOUR kids today!


Open-Middle Problem Solving


Solve Me Puzzles


Yohaku Puzzles A yohaku is a new type of number puzzle that will test your number sense and problem solving skills. Each yohaku is either an additive or a multiplicative puzzle (as indicated by the symbol in the bottom right of the grid). Your task is to fill in the empty cells such that they give the sum or product shown in each row and column.