Mastermind & Code Breaker
The classic 2-player code-breaking pegs game.

Mastermind (4-peg code)

Games, books, and class materials we play and recommend — for practice at home, across grades, and with grown-ups too.
The classic 2-player code-breaking pegs game.


A Kenyan three-in-a-row game played on an eight-pointed star.
Romans scratched this board into the floor of the Forum.
The tile game where the whole table is yours to rearrange.


Half your hand is face down — and that's the whole game.
Ten hands, ten different targets — and you don't move on until you hit yours.

Every number you cross off burns the ones you skipped to reach it.
Ten cards, in whatever order you were dealt them. Now put them in order.

Eighty-one cards, no two alike. Everyone plays at once.
The answer is whatever nobody is holding.

Five in a row — and up to twelve people at the table.
100 logic puzzles for grades 3 and up.
Ask good questions. Eliminate the impossible.
A 1,200-year-old chess puzzle. Visit every square exactly once.
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