La búsqueda de la velocidad: Los vehículos (The Quest for Speed: Vehicles) (Spanish Version)

Read Along or Enhanced eBook: From Stonehenge to the Bermuda Triangle, there are many places on Earth that remain a mystery to scientists! Readers will discover these curious places--and more!--as they move through this fascinating, Spanish-translated nonfiction title. This mysterious book features detailed images, informational text, and stimulating facts and theories in conjunction with upper-level features, such as chapter format, a glossary of terms, and an index.

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

Practice addition at the playground! This fun title, that has been translated into Spanish, uses examples from all around the playground to help children practice their addition and understand early STEM themes. Add up two blue swings and three red swings to get five swings! Add slides, rings, jump ropes, basketballs, and more! These familiar images work in conjunction with engaging "You Try It!" problems to encourage young readers to practice and improve their addition skills.

Read Along or Enhanced eBook: Mysterious events occur all over the world. It rains fish every year in Honduras, rocks in Pennsylvania make music, and large drawings can be found on the desert floors in Peru! In this Spanish-translated nonfiction book, readers will learn about these strange phenomena and more curiosities like ESP and crop circles in this baffling and fascinating nonfiction title. Vibrant images and intriguing facts in conjunction with a glossary of terms, informational text, and an index keep readers captivated from cover to cover!

Introduces students to the alphabet and letter sounds and helps improve their Spanish-language skills.

Durante años se ha insistido en que consumir grasas es perjudicial. Esta afirmación ha provocado un gran malentendido, uno más en la interminable lista de falsas verdades que proliferan en el ámbito de la nutrición. Al eliminar las grasas de la dieta, no solo nos privamos de extraordinarios beneficios para nuestra salud, sino que también saboteamos cualquier esfuerzo encaminado a perder peso. A pesar de que provienen de corrientes marcadamente distintas en lo que respecta a alimentación sana y pérdida de peso, ambos autores –Jonny Bowden, reconocido nutricionista, y Steven Masley,...

Did you kow that Benjamin Franklin wanted a turkey to be the symbol of America instead of the bald eagle? Discover interesting facts about why the bald eagle is important to Americans, how it became a symbol for our country, and more in The Bald Eagle.

Libro para adquirir el fundamento de los mecanismos teórico-prácticos de los equilibrios químicos que tienen lugar en disoluciones acuosas. Se inicia con una presentación de los compuestos químicos, de las reacciones químicas y las ecuaciones químicas con los conceptos estequiométricos necesarios para exponer la disociación electrolítica, sus consecuencias y las diversas formas químicas de cuantificar los compuestos en estado puro y en disolución, teniendo en cuenta su disociación y con la utilización de cifras significativas, explicando una estadística básica para la...