About One Card Left

The goal of this game is to match cards by number until only one card is left — the Wild Shapes card!

Game Materials

Shape Cards, Directions


What's the math in this game?

In this game, players choose which card to take from a pile of cards. Ask children about their strategy! For example, "Why did you choose that card? Did you use that card to make a match?" For a higher challenge, you can play this game with the entire shape card deck.

Download Directions for One Card Left

There are 60 cards in the shape card deck. The cards have the numerals 1-10 on them along with one of six shapes: circle, triangle, square, rhombus, rectangle, or hexagon. There are also four Wild Shapes cards in the deck — these cards have all six shapes printed on them.
Game Kits Coming Fall 2021!

Check back for a new way to play our games and access game materials at your fingertips.

Related Resources