Features 17 multi-player games. Four years in development, this set is also a resource for tessellations and explorations of geometric plane tiling. Contains 512 wood tiles: Squares, equilateral triangles, hexagons, and isosceles right triangles have 1" unit sides, are 1/4" thick, and in four colors. Includes three large vinyl game grids and 3 books for competitive, solo and cooperative activities. Comes in a wood chest, 26" x 14" x 3". For 1 to 27 players, ages 6 to adult.