La vida de Sacagawea (The Life of Sacagawea)

Stem Technology Is A Very Important Topic In Today's World And This Book Will Allow Students To Learn More About Atoms, Molecules, And How Different Temperatures And Situations Affect Them. It Also Introduces Them To The Periodic Table Of Elements And How Even Today More Elements Are Being Discovered And The Periodic Table Continues To Grow.

Many animals live in water, but only some can be defined as fish. Twenty-eight thousand species of fish exist, each with different characteristics. Readers from grades one through four will learn that fish have a distinct impact on their ecosystem and will see how fish survive when well-adapted to an uncompromised environment. Beautiful photographs demonstrate the great diversity of fish and accompany intellectually stimulating explanations of their varying roles and traits. From page to page, what a fish is unfolds in vocabulary call-outs, insightful questions, and relatable...

Por fin llegaron las tan anheladas vacaciones y Florencia, junto a su familia, emprende un largo y accidentado viaje a la playa. Todo lo viven con entusiasmo, energía y buen humor. Hasta los problemas los viven con una sonrisa. Su mejor amigo llegará a visitarlos, y con él experimentarán una serie de aventuras e historias, cargadas de misterio y emoción. La más importante, la excursión a una lejana playa desierta, los hará pasar el gran susto de sus vidas, y reforzará los lazos que los unen.

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...