Logic Puzzles
How to play
Gameplay
A single page bundling 12 related tools — A number-filling puzzle; sums across rows and columns, Black out cells so no number repeats in any row or column, Fill the grid from number clues to reveal a picture, Draw one closed loop so each number matches its bordered edges, Fill cells black to form one sea around numbered islands, Light every white cell with bulbs that never see each other, Connect all islands with bridges matching the numbers, Place one tent per tree, never touching, matching the row/column counts, Cut the digit grid into dominoes without repeating any pair, Solve the classic five-house logic puzzle by filling in the grid, Logic puzzles: analogies, sequences, shapes and spatial reasoning. and Clear matching tiles linked by a path. Switch with the tabs above; each tool is fully usable here.
Controls
Pick a tab to load the matching tool. Everything you type stays in your browser; nothing is uploaded or saved on a server.
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