The Book of Squares by Fibonacci is a gem in the mathematical literature and one of the most important mathematical treatises written in the Middle Ages. It is

This board book full of squares and clever cut-outs is a wonderful way to introduce babies and toddlers to shapes. Is it a door? A book? A train or a present? R

We are what we eat, as the saying goes, but we are also how we eat, and when, and where. Our eating habits reveal as much about our society as the food on our p

Fall is here, with all its wonderful visual delights—not just colors, but shapes! This clever concept book follows a family on a trip to a pumpkin patch and i

When ungroovy scientists did groovy science: how non-activist scientists and engineers adapted their work to a rapidly changing social and political landscape.