Fit all the colorful 3D pieces on your custom grid. Can you fit the 12 puzzle pieces on the game board? Start a new challenge in a snap, with no direction required! Just place the four magnetic grids together and start playing. Featuring an infinite number of challenges, can you solve them all? Quadrillion is the ultimate solitare game for all ages, with big, sturdy puzzle pieces and endless variety. 1 player puzzle game. Ages 7+
