Puzzles

Create reproducible bingo card packs from your own prompts, with seeded shuffling, duplicate cleanup, coverage checks, and caller order.

Turn answer-and-clue lines into a reproducible crossword, then review crossings and unused entries before printing the puzzle and key.

Generate a replayable logic grid puzzle from equal-sized categories with seeded clues, a printable sheet, and a uniqueness check.

Merge matching tiles toward 2048 with repeatable seeded boards and one-move undo to practice a different route from the same opening.

Play an untimed block puzzle, preview placements and line clears, and replay the same piece sequence to try for a higher score.

Play a seeded Bomberman-style maze, clear enemies with timed blast lanes, and replay the same arena across three difficulty and scoring modes.

Play a seeded Breakout-style run with adjustable speed and paddle settings, then compare brick progress with streak scoring and browser bests.

Clear seeded bubble fields by matching colors and dropping unsupported clusters, with symbol-coded bubbles and a reflected guide for bank shots.

Play American checkers against a casual computer or a friend on the same device, with forced-jump guidance and repeatable computer replies.

Play untimed chess against a friend on one device or a seeded computer, with legal-move guidance and focused practice positions.

Play a seeded Digger-style tunnel chase, collect 16 emeralds, and compare routes across difficulty and scoring modes with exact replay.

Play Dots and Boxes against a seeded computer or a friend on the same screen, with capture previews to help plan and compare your moves.

Play Klondike solitaire with highlighted legal destinations and repeatable deals that let you try a different approach with the same cards.

Clear Mahjong Solitaire boards by matching exposed tiles, with solvable seeded deals and keyboard controls for selecting each pair.

Solve seeded mazes with optional breadcrumb trails and replay the same layout to reduce extra steps and improve your local best.

Match hidden card pairs with symbols and word labels, then replay the same layout to practise remembering positions in fewer turns.

Play untimed Minesweeper with a safe first reveal and seeded boards you can replay by keeping the same settings and opening cell.

Play a seeded Pac-Man-style maze with three modes and difficulty levels, then measure pellet progress through power chains and active time.

Play Reversi with a friend on one device or practise against a seeded computer, checking every captured line before placing a disc.

Play a seeded Snake route, choose wrap-through or solid walls, and replay the same food pattern to improve your score and path planning.

Play classic Sudoku puzzles at your own pace with pencil marks and optional cell reveals, then reuse a seed to play the same grid again.

Play a seeded Tetris-style stacking run, tune entry speed and assists, and replay the same seven-piece order to improve lines and score.

Play tic tac toe against a second player or seeded computer, practise set openings, and use minimax hints to compare every legal move.

Solve a hidden word in six guesses with repeated-letter clues and optional strict hard mode, then replay seeded puzzles for practice.

Create repeatable word scramble worksheets from words and optional hints with difficulty controls plus answer keys and source-list checks.

Build a repeatable word search from an A–Z list with seeded placement and direction controls plus play mode and a checked answer key.