Bestselling author and worst-drawing artist Ben Orlin expands his oeuvre with this interactive collection of mathematical games. With 70-plus games, each taking a minute to learn and a lifetime to master, this treasure trove will delight, educate, and entertain.

From beloved math popularizer Ben Orlin comes a masterfully compiled collection of dozens of playable mathematical games. This ultimate game chest draws on mathematical curios, childhood classics, and soon-to-be classics, each hand-chosen to be (1) fun, (2) thought-provoking, and (3) easy to play. With just paper, pens, and the occasional handful of coins, you and a partner can enjoy hours of fun-and hours of challenge.

Orlin's sly humor, expansive knowledge, and so-bad-they're-good drawings show us how simple rules summon our best thinking.

Games include:

* Ultimate Tic-Tac-Toe

* Sprouts

* Battleship

* Quantum Go Fish

* Dots and Boxes

* Black Hole

* Order and Chaos

* Sequencium

* Paper Boxing

* Prophecies

* Arpeggios

* Banker

* Francoprussian Labyrinth

* Cats and Dogs

* And many more.