Groovies are anything but far out, they are used to help teach children sorting, ordering, opposites, and
patterns. This set made from sustainable Michigan basswood contains 28 grooved blocks with debossed numbers, math symbols, geometric shapes corresponding to the number on the opposite side, and an activity booklet. It was named one of Readers Digest Magazine’s Best 25 Toys.
28 1.75" cubes (44mm)