Benjamin Franklin

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...

"Con que te crees muy listo, no? Me han dicho que eres el mas rapido y ducho de la escuela. Pero ahora te reto a duelo. Estas preparado? Pues a ver si lo dices mas claro y mejor que yo: Pablo Pablito clavo un clavito en la cabeza del cabo calvito Cabral. Que clavo clavo Pablo Pablito en la cabeza del calvito cabo Cabral? Que no te vuelva a agarrar en curva! Aqui te ofrezco un monton de trabalenguas y de juegos de palabras para que sigas siendo el mejor. El que bien habla bien acaba."--Amazon.

Climb aboard for a journey into the world of trains! In this fascinating, Spanish-translated nonfiction title, readers learn about the history of trains, the different uses for them, and the different types and parts including freight cars, box cars, passenger cars, and the caboose. With detailed photos, informative text, and intriguing facts, this book will have readers delighted from cover to cover! This 6-Pack includes six copies of this title and a lesson plan.

Until just over 150 years ago, northern Mexico extended thousands of kilometers farther than its current border with the United States. Many different indigenous groups flourished in that region before the Conquistadors arrived. What we know about their lives and customs is the result of archeological discoveries and the chronicles of the first Spanish priests and soldiers that had contact with them.