Number Games & Puzzles

🔢Sudoku The classic. Play at four difficulties, solve one you're stuck on, or print a stack with answer keys. PlaySolvePrint 🔟2048 Slide the tiles and merge matching numbers to reach 2048. Swipe or arrow keys, with a best-score chase. Play 🧱Blockdoku Block puzzle meets Sudoku — drop blocks on the 9×9 and clear rows, columns and 3×3 boxes. No timer, just don't get boxed in. Play 🖨Printable Sudoku Generate and print a whole pack of Sudoku — easy to expert — with answer keys. No sign-up. Print 🔠Super Sudoku 16×16 Sudoku turned up to eleven — a 16×16 grid using 1-9 and A-G. Daily puzzle, solver & printables. PlaySolvePrint ➕Kakuro A crossword with numbers — fill each run to hit the clue total, no repeats. Daily puzzle & printable packs. PlayPrint 🟰Math Guess A Nerdle-style puzzle — crack the hidden equation in 6 tries using digits and + − × ÷. Daily puzzle & leaderboard. PlayDaily 🧩Killer Sudoku Sudoku with a twist — dotted cages must add up to their totals with no repeated digit inside. Four difficulties, daily puzzle & leaderboard. PlayDaily 🎨Nonogram A Picross-style picture logic puzzle — use the number clues to work out which squares are filled and reveal the hidden image. Three sizes, daily puzzle & leaderboard. PlayDaily ✖️MathDoku Fill the grid so rows, columns and math cages all work out. Sizes 4×4 to 6×6. Play 🎯Make 24 Use four numbers and + − × ÷ to make 24. Play a deal, or solve any four numbers. PlaySolve

🧩Nonogram · Killer Sudoku More number & logic puzzles are on the way. Check back soon!