Today's GAPP is a Square Jam (Fissures), a variant by Murat Can Tonta first featured in Thinky Dailies (season 3 puzzle 40).

Previous standard Square Jam by Rook: Archive: Tuesday, 14 July 2026

Rules: Divide the grid into squares along dotted lines without forming 4-way junctions of borders. Numbers indicate the exact length of the straight line segment going through the clue.

Finish the puzzle in 2:30 or less for a Speedy Sloth 🦥!
Finish the puzzle in 5:00 or less for a Quick Crab 🦀!
Finish with any time at all for a Squam Guam rail 🐦!

Example (Penpa+): https://tinyurl.com/388t9xd2
Puzzle (Penpa+): https://tinyurl.com/3b7venew

Mind the GAPP vol. 56

with four bonus puzzles!

If you downloaded an earlier version of this volume, it contained a mistake where one of the bonus puzzles was titled Turnaround, but it should be Turnaround (Full). It has been corrected in this version.