Polio plagued humans for thousands of years with no cure and few effective treatments. This informative book describes how there was no real understanding of what it was until scientists were More →

Like many viruses, smallpox is highly contagious. It's also dreadful, deadly, and thanks to microscopes and modern technology--now officially eradicated. This fascinating book explains how a… More →

The flu is so common that people don't often see it as a deadly and debilitating disease. Despite the advances made by science, each year 5 million people worldwide get the flu, and thousands More →

All life on Earth depends on the water cycle! The Water Cycle is a fascinating book that introduces children to this important cycle using a clear, step-by step approach. Kids will learn… More →

Raven, the wicked witch of the waterfront, locks campers who don't pass their swim test into a rickety old shed on the beach. When the boys of Bunk Five all end up in the dark, locked shed,… More →

What is a wolf who is a terrible hunter supposed to do? Wolf has to figure out a way to get dinner. What will he cook up as a plan? And will anyone fall for it? Includes a support page of… More →

This Decodable Reader story is about Booker took a long walk in the woods. Join him on his stroll as you practice reading words in which "oo" makes a short vowel sound. A key feature of this… More →

In colonial times, everything was made from natural materials such as wood. Tools, furniture, containers, building materials, wheels, and carriages were all crafted by expert artisans such as More →

Four new titles are being added to Crabtree's high-interest series about some of the world's most dangerous jobs. Designed with older reluctant or struggling readers in mind, each book in the More →

One hundred years ago on December 17, 1903, the Wright Brothers made the first successful powered flight. The venture kicked off a frenzy for flight at the turn of the century. Children will… More →