In this multiplayer game, students learn to recognize and classify quadrilaterals.A set of playing cards includes Shapes, Names, and Properties. Players pass cards around, trying to make a matched set. For example, a matched set might include a picture of a square, the word Square, and the words All Sides Congruent. Many properties, such as At Least 1 Right Angle, match multiple shapes. The first player to make a set grabs an object from the center and wins the round.Links are included to a vide