Binary Tide

Fill the board with suns and moons. Rows and columns need equal counts, no three in a row, unique lines, and the small bridges require same or opposite neighbors.

Trains: Binary deduction · Category: Logic & Puzzles

How to play: Binary Tide is a free, browser-based brain-training game in the Brain Gym suite. Play it instantly — no sign-up, works offline, and your best scores are saved on your device.

Play Binary Tide · All Brain Gym games