A worked example
Try PLANET, COMET, ORBIT, STARS and MOON in a 14 × 14 grid.
Place your own English words in eight directions, fill the remaining cells and download the answer key.
Make a repeatable worksheet, then download the puzzle and its answer key together. PDF page headings use English; browser printing keeps the interface language.
Words are placed longest first with bounded randomized trials; overlaps are allowed only where letters agree.
Try PLANET, COMET, ORBIT, STARS and MOON in a 14 × 14 grid.
Accepts 2–20 unique A–Z words, 2–18 letters each. A placement failure asks you to enlarge the grid or change the seed; words are never silently dropped.
No. Calculations run locally in your browser. The host still receives normal requests for website pages and assets.
Use the download controls for the current tool or print from your browser. Typing scores and camping plans can also be saved locally; see the privacy page for details.
No sign-up, paid API or subscription is required. Both language versions use the same calculation logic.
Generate a 9 × 9 sudoku with a verified unique solution, a reproducible seed and a separate answer sheet.
Open toolBuild a rectangular maze with one connected passage network and a highlighted solution from corner to corner.
Open toolGenerate addition, subtraction, multiplication or exact-division exercises with a separate answer page.
Open tool