🧩 Math Topic

Free Math & Number Puzzles for Kids

Solve 5 free math puzzles built around sums, number clues, and grid constraints. Choose a specific puzzle below and work toward its target in your browser.

5 games 6 grade bands English + Chinese

Choose a Math Puzzle by Its Clues

Triangle Cross Sum and Pyramid Math Wall ask you to build sums from neighboring numbers. Matrix Cross Sum and Secret Sum Detective use row and column clues instead.

The 4×4 Magic Square asks you to arrange numbers so rows, columns, and diagonals reach the same total. Start with the puzzle whose rules match the kind of number challenge you want.

Want the full game list? browse all math deduction games.

Number Puzzle Paths

  1. 1

    Build Sums From Clues

    Triangle Cross Sum · Pyramid Math Wall · Matrix Cross Sum · Secret Sum Detective

  2. 2

    Solve a Whole Grid

    4x4 Magic Square Solver

Start With These Games

Triangle Cross Sum game cover illustration
Level 2

Triangle Cross Sum

Some slots pre-locked — place the rest so all three triangle sides share the same sum

Play now Pyramid Math Wall game cover illustration
Level 2

Pyramid Math Wall

Each pyramid cell equals the sum of the two below — fill in the missing ones

Play now Matrix Cross Sum game cover illustration
Level 3

Matrix Cross Sum

Empty grid — fill numbers so every row and column matches the sum clue

Play now Secret Sum Detective game cover illustration
Level 3

Secret Sum Detective

Some cells revealed — use row and column sums to deduce the hidden numbers

Play now 4x4 Magic Square Solver game cover illustration
Level 3

4x4 Magic Square Solver

Arrange 1-16 so all rows, columns, and diagonals sum to 34 with solver assistance

Play now

Practice This Topic by Grade

These grade-specific pages narrow the same topic into practice sets matched to a student’s current level.