Paper-and-pencil grid games, unusual versions of tic-tac-toe, and new ways to play chess.

The Game of 100

Who can get to 100 first in this simple, but delightful, math game?

Game: Order and Chaos

Imagine Tic-Tac-Toe if both players could play as both Xs and Os!

Ultimate (or Inception) Tic Tac Toe

So, I heard you like Tic-Tac-Toe. What if each square on a Tic-Tac-Toe board had another Tic-Tac-Toe board inside of it? 🤯

Game: Number Scrabble

What if we played Tic-Tac-Toe with numbers and instead of three-in-a-row, we add up to 15? Well… then we'd have Number Scrabble!

Game: Bulls and Cows

How quickly can you break the code with Bulls and Cows?

Fizz Buzz: A Counting and Divisibility Game

Ready for a tricky counting and divisibility game?

Game: Jotto

Who can guess the other person's codeword first? This game practices inducting thinking and encourages the development of a strategy.

Game: Snakes

In this grid-based strategy game, who will be the last to add to the snake?

Game: Ghost

Ghost is a word-building game for two players. The first person to create an actual word loses.

Game: Dots and Boxes

Learn how to play the abstract, paper-and-pencil game Dots and Boxes.

Game: Sprouts

Learn how to play the abstract, paper-and-pencil game Sprouts.

Game: Wild Tic Tac Toe

Imagine Tic-Tac-Toe, but both players can both play as both X and O throughout the whole game! First to get three-in-a-row still wins!

Game: Gomoku

Want to take Tic-Tac-Toe to the next level!? Imagine a 15×15 board. You must get five-in-a-row. You cannot get six-in-a-row. That's Gomoku!

Game: Chomp

Learn how to play the abstract, paper-and-pencil game Chomp!

Game: Col

Learn how to play the abstract, paper-and-pencil game Col!

Game: Notakto

What if you only played Tic-Tac-Toe with Xs and you could play on multiple boards?

How to Play Go (A Chess and Checkers Alternative)

Ready to learn a 2,500-year-old Chinese board game? Let's… go!

Math Game: Heaps

Try this a simple (but surprisingly strategic) subtraction game!

Racetrack – Race Around A Graph

How fast do you get your mathematical car going without crashing?

Math Game: Cram

Try this a simple (but surprisingly strategic) grid-filling game!

Microchess (Chess Variant)

What if we played chess on a board that's only 4×5?

Chess Variant: Monster Chess

What if you had really weak chess pieces, but you could always move twice?

Four Player Chess

Tired of boring ol' chess? Then you need to try FOUR PLAYER chess!

Horde Chess Variant

What if one player had, say, 32 pawns?

Charge of the Light Brigade – Chess Variant

What if one side played with THREE QUEENS and the other had SEVEN KNIGHTS!? What if?


Sure, anyone can win at checkers… but can you lose!?