La proclama de emancipacion

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Follows the Thirteen the Amendment that freed the slaves, end of the war, and the death of President Abraham Lincoln.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Read Along or Enhanced eBook: Elementary readers learn about famous pirates and pirate history in this informative, Spanish-translated nonfiction title. Through colorful images, fascinating facts, informational text, and compelling stories, children will learn about famous pirates such as Captain Kidd, Blackbeard, Anne Bonny, Black Bart, Edward Low, Lady Mary Killigrew, and Mrs. Cheng.

A biography telling the life story of Revolutionary War hero and spy Nathan Hale. Written in graphic-novel format.

The first Thanksgiving was a celebration. The pilgrims were thankful for the harvest they planted. Find out what the pilgrims ate for the first Thanksgiving. Paired to the fiction title A Year of Fun.

An award-winning, educator-approved first book on birds. In this simple volume, educator and author Cathryn Sill uses clear, easy-to-understand language to teach children what birds are, what they do, and how they live. Noted wildlife illustrator John Sill provides beautifully detailed, realistic paintings to showcase the birds' diverse and natural worlds, and an afterword provides more details about each bird and inspires further learning.