GRIDJOY IN PRINT

Large-print puzzle books — the same calm number puzzles, on paper.

The same wordless, hand-tuned puzzles from the app — printed big and clear in 8.5 × 11 large-print paperbacks. 100 puzzles a book, easy to hard, every solution in the back. No apps, no accounts, no ads — just a pencil and a quiet afternoon. Coming soon to Amazon.

THE FIRST FIVE

  • LARGE PRINT

    Killer Sudoku

    100 Large-Print Puzzles · Easy to Hard

    WITH SOLUTIONS

    Sudoku plus cage sums — no given numbers, pure deduction.

    LAUNCHING SOON

  • LARGE PRINT

    Kakuro

    100 Large-Print Cross-Sums · Easy to Hard

    WITH SOLUTIONS

    A number crossword: fill each run to its target, no repeats.

    COMING SOON

  • LARGE PRINT

    Sudoku

    100 Large-Print Puzzles · Easy to Hard

    WITH SOLUTIONS

    The classic 9×9 — clean, oversized grids, easy on the eyes.

    COMING SOON

  • LARGE PRINT

    Calcudoku

    100 Large-Print Math-Logic Puzzles · Easy to Hard

    WITH SOLUTIONS

    KenKen-style cages with +, −, ×, ÷ over a Latin square.

    COMING SOON

  • LARGE PRINT

    Number Puzzles

    100 Large-Print Logic Puzzles · Easy to Hard

    WITH SOLUTIONS

    A mixed collection — Sudoku, Kakuro, Calcudoku and more.

    COMING SOON

WHAT'S IN EVERY BOOK

  • ✓100 puzzles, graded easy to hard — a gentle on-ramp that keeps its bite.
  • ✓Large-print 8.5 × 11 pages — oversized grids, easy on the eyes.
  • ✓Every answer in the back — no peeking at a screen, no half-finished puzzles.
  • ✓Hand-checked for a single, logical solution — the same generators behind the app.
  • ✓Calm, uncluttered layout — one puzzle a page, nothing shouting for attention.

PREFER TO PLAY ON YOUR PHONE?

GridJoy has 18 number puzzle types free on Android — the same calm, wordless puzzles, generated fresh on your device.

FREE ON GOOGLE PLAY →