Prove It! Tweet Description A geometry card game helps junior high, high school students, parents and adults master the properties of quadrilaterals. An excellent EASY to learn game that HELPS PEOPLE WITH THEIR GEOMETRY PROPERTIES! "It's fast, it's fun, and it makes you think!" -Walter Poelzing Designer www.gamesforthemind.com Details Ages: 9 and up Category: Abstract Strategy, Educational, Math Designer: Walter Poelzing Mechanics: Pattern Recognition Publisher: Games For the Mind Time: 15 minutes Year: 2009