Numbers, shapes, sizes, and sorting are foundations for the study of mathematics. This series presents those key concepts at a level consistent with math curriculum standards for pre-k and kindergarten learners. A combination of inviting pictures, vivid colors, bold labels, and limited text opens the world of math to children who have not yet started to read, effectively preparing them for higher levels of math education.

Complete Set includes 1 copy of each title:
-I Know Big and Small
-I Know Numbers
-I Know Same and Different
-I Know Shapes
16 pages each, paperback.