Games and Puzzles - John Valentine

I provide games and puzzles for free use and enjoyment.

Zenith, an immersive action puzzle, inspired by Geoff Crammond’s 1980s game ‘The Sentinel’.
Crossmines, a Minesweeper variant, offering many challenging variations, including shaped cells, holes, linked cells, and playing against the clock.
Four Fours, A mathematical puzzle, where you aim to find an equation to match a given number, using only four fours and a small set of operators.