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Solar Energy Is Explained. Included In This Book Is Where It Comes From, Who Uses It, And The Positive And Negative Benefits Of Using It. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

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 moon people, Kaluma, Aluma, and others use a cloud bridge to travel to the Earth, a messy but beautiful world of incredible variety that becomes their new home.

En este libro, Ema Wolf desarrolla con maestría una historia con altas dosis de intriga y humor. Esta novela ya es un clásico de la literatura juvenil argentina. Se tradujo a varios idiomas, recibió importantes premios y una mención especial en la lista de The White Ravens. La elástica Mimí, el Oso, el Mago Jesús y la Gran Rita se separan accidentalmente de su troupe. Una noche de lluvia, justo antes de salir en busca del circo Augustus, encuentran y adoptan a Pedro, un huérfano que ha perdido a sus hermanos. Esta delirante caravana vivirá aventuras desopilantes, encontrará nuevos...

As a land that’s constantly in flux, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed. This essential Earth science topic is thoroughly explained through manageable text, fact boxes, informational charts and diagrams, and a glossary and index. Readers will become young Earth detectives by the time they’re through with this text!

An elementary introduction to the workings of the human body, the skeleton, skin, circulation, and nervous system.