Gridbook: Daily Logic Puzzles

Gridbook is a calm daily puzzle page: a growing collection of classic logic puzzles and brain games, printed fresh every morning like a newspaper. No guessing, ever — every puzzle is machine-checked so each step can be reasoned out with pure logic. 📰 THE DAILY PAGE The whole world gets the same page each day. Solve it your way: • Keep a daily streak — and repair a missed day once a week • Earn stars for your solve time, at your own pace • See how you compare with today's solvers worldwide • Share your page — spoiler-free • Missed a day? Open past editions from the archive 🧩 THE PUZZLES • Rectangles (Shikaku) — divide the grid into rectangles • Sudoku — the classic number puzzle: 1–9 in every row, column and box • Mosaic — the numbers tell you which cells to paint • Pipes — rotate the pieces until every pipe connects • Queens — one queen per row, column and region; no two may touch • Bridges (Hashi) — connect the islands with the right number of bridges • Minesweeper — the timeless classic, without the guessing New puzzles join the paper with updates. ⭐ ON EVERY PAGE • Practice puzzles from Easy to Expert — sharpen your logic between dailies, even offline • Hints that teach: one logical step at a time, never the whole solution • Relax Mode: no clock, no comparisons — just you and the grid • A quiet newspaper design: no lives, no energy, no pop-up circus • Dark and classic themes, reduced motion, left-handed layout • In English, German, French, Spanish, Portuguese and Italian • Small download, no account needed 😌 TAKE YOUR TIME Gridbook is brain training without the stopwatch anxiety — the perfect mindful puzzle break with your morning coffee, on the commute, or before bed. The page will wait. GRIDBOOK CLUB (optional — one purchase, yours forever): no ad breaks, the Newsstand's Midnight and First Edition themes, weekly streak repair, and free access to past editions. A new logic challenge every day — quiet, clever, and always solvable by pure reason.