In this high-interest accessible novel for middle grade readers, a seventh-grade science whiz supersizes himself to save his dad's job. However, his experiment leads to an out-of-control alter ego who…

Kangaroo is one small animal in a big, wonderful world, and each day brings a new adventure. Playful, rhyming text and lively imagery help beginning readers follow along as Kangaroo…

In order to play, Sugar Glider must eat a healthy but icky breakfast of worms and spiders. Can Kangaroo help her friend be healthy?

Basic techniques in Diophantine geometry are covered, such as heights, the Mordell-Weil theorem, Siegel’s and Baker’s theorems, Hilbert’s irreducibility theorem, and the large sieve. Included are applications to, for example…

Western culture has long regarded black female sexuality with a strange mix of fascination and condemnation. Yet even as their bodies and sexualities have been the subject of countless public…