SumGrids — Free number puzzle game

SumGrids is a free browser puzzle where you swap numbered tiles until each required row or column reaches the target sum — starting with the classic 3×3 sum-to-15 magic square and scaling to larger grids.

Play now · Sum to 15 · Grade practice · Sitemap

SumGrids

4th Grade Multiplication — SumGrids

Larger multiplication and multi-digit mental math.

Open this page in a browser to play the interactive game.

Back to all games