New York Times bestselling author Danica McKellar makes bathtime squeaky clean and sneaky smart in this follow-up to Bathtime Mathtime that gives your toddler a head start on learning their shapes.

Bathtime, Mathtime 1, 2, 3. Want to find some shapes with me?

Shapes are all around us–just scrub up and see!

Actress, math whiz, and New York Times bestselling author Danica McKellar uses her proven math success to give toddlers a head start on learning their shapes in this squeaky-clean bathtime read-aloud that shapes up to be a tubful of math fun!