100 wooden wax-finished 1" cubes in 9, non-toxic colors with rounded edges. This series of 32 activity cards begins with easier tasks of using the cubes to make shapes and patterns and progress to building shape towers and simple computations. Sturdy cardstock cards are 8¾" x 5½". (MTC-925 and LRI-0138) 132 pc. Set. Ages 3 yrs. +.