Quads Blog

Rules, strategy and research on hand-your-opponent-the-piece games, from the makers of Quads.

Articles

• Is Quarto solved? What a solver says about perfect play

  Classic Quarto is a draw with perfect play. We ran a solver over thousands of endgames to see how the 2×2-square rule changes things.

• Where to play Quarto online: every option compared

  Browser games, computer opponents, online multiplayer and mobile apps, checked site by site, including which old favourites have disappeared.

• Two-player games you can play on one phone (no Wi-Fi needed)

  What makes a good pass-and-play game, and the classics that work best on a single screen.

Guides

• How to play Quads: the complete rules

  The 16 pieces, how a turn works, every winning shape, and how Quads compares with classic Quarto rules.

• Strategy: how to never hand over the winning piece

  Read threats, keep a safe piece in reserve, and squeeze your opponent. Every example was checked by the game engine.

• The daily puzzle

  A new position every day, solvable in one or two exact moves. Play it free in your browser.

• Teaching logic, sets and binary with a 16-piece game

  Four classroom activities for ages 7 and up.