Math puzzles
- 2048 2048 is a single-player sliding puzzle game played on a 4x4 grid.
- Flood It Flood It is a strategy puzzle played on a grid of randomly colored cells.
- Lights Out Lights Out is a logic puzzle played on a grid of lights, each of which can be on or off.
- Mastermind Mastermind is a code-breaking game where one player (or the computer) sets a secret code — a sequence of colored pegs — and the other player tries to guess
- N Queens The N Queens puzzle challenges the player to place N chess queens on an NxN chessboard so that no two queens threaten each other.
- SameGame SameGame (also known as Chain Shot!, Clickomania, or Bubble Breaker) is a tile-matching puzzle played on a grid of colored blocks.
- Simon Simon is a memory game where the player must reproduce increasingly long sequences of colors and sounds.
- Towers of Hanoi The Towers of Hanoi is a classic mathematical puzzle consisting of three pegs and a set of disks of different sizes.