El Pacto Del Mayflower /

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

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

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

Humans and animals can also make a great team working together. See how horses and the officers who ride them work together to keep our streets safe.

Take a virtual tour of the Smithsonian National Zoo’s Small Mammal House with this high-interest STEAM book! Along the way, learn how zookeepers designed a habitat for the black-footed ferret, an animal once thought to be extinct. You’ll also learn about the many factors the keepers take into consideration when designing zoo enclosures. Created in collaboration with the Smithsonian Institution, this Spanish STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students...

Los limones no son rojos, ni las zanahorias moradas... Eso casi todos lo sabemos. Pero no sabíamos cuán sorprendente y creativa puede ser una introducción al mundo del color para los más pequeños.

A team helps each other. A team works together. A team communicates. Find out how to be a team player. Paired to the fiction title My Favorite Sport.