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practice questions

Puzzle games > math puzzles

math puzzles
  • Solvemath: Create the correct equation.
  • Twirl puzzle: Arrange the numbers in consecutive order.
  • Calcudoku: Kenken, math sudoku.
  • Sliding puzzle: Classical game of fifteen!

More mind games, and brain teasers!


  • Choose numbers and arithmetic operations.
  • Form the correct equations.
  • Beat the clock!


  • Rotate four tiles at a time.
  • Match up the tiles and create a consecutive series.
  • Beat the clock!


  • Each row and column contain digits one to three.
  • Each digit can only occur once per row/column.
  • Arithmetic operations apply to groups of cells.

Sliding puzzle

  • Classical game of 15.
  • 4x4 grid with one empty tile.
  • Arrange the numbers in order.

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