Escalar y saltar (Climbing and Diving)

Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.

How do architects and contractors use math and geometry to help build a house? Readers will find out in this engaging, Spanish-translated nonfiction book that features bright images and charts, informational text, and intriguing facts that will familiarize children with construction, construction equipment and materials, and blueprints. This 6-Pack includes six copies of this title and a lesson plan.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

Memorias del hielo es la tercera entrega de la saga �Malaz: El Libro de los Ca�dos�, la decalog�a originalmente publicada entre 1999 y 2011 que ha convertido al escritor canadiense Steven Erikson en una de las mayores voces de la fantas�a �pica contempor�nea. Desde entonces, esta obra maestra de la imaginaci�n est� considerada una de las series m�s ambiciosas del g�nero de los �ltimos a�os. Una fuerza aterradora ha surgido en el continente asolado de Genabackis. Como una marea de sangre corrompida, el Dominio Painita cruza el continente como lava hirviente que...

Lentas aguas estivales pasan ante los ojos de quien la tímida orilla pasea. Entretanto, barcas, hojas tiernas, alguna flor, la mano abandonada de un navegante, surcan el río. Efímeras ondas aparecen. Y así, el Támesis, en la plácida tarde, sostiene sin descanso la esperanza.

Vivid photographs and bilingual text explain each food group, revealing how each group is important for good health, how to make healthy choices, and fun things children can do to stay in shape.

Pets! We love them, and we take good care of them. Learn all about what Guinea Pigs need to be happy and playful pets. ¡Las mascotas! Las amamos y las cuidamos mucho. Aprende todo sobre qué necesitan los Cobayos para estar felices y ser mascotas juguetonas.