Cómo funcionan los juguetes (How Toys Work)

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.

Learn the secrets to artful cupcakes, oven-fresh bread, and other delicious baked goods in this delightful nonfiction title. Readers will learn how mathematics helps bakers measure their ingredients to make tasteful treats. Featuring vibrant images and charts, informative text, and fun, intriguing facts, this Spanish-translated nonfiction book will leave children fascinated by all the details that go into baking their favorite treats--like doughnuts and cookies!

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

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!

All living things need one another to survive. Working together keeps the circle of life going. Learn about symbiosis with this Spanish science reader that features easy-to-read text and introduces students to important scientific concepts and topics. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.

Bright stars twinkle in the night sky. Have you looked up into the sky on a clear night and seen these tiny points of light? Did you know that there are many kinds of stars in space? Find out all about them in this Spanish-translated book.

Read Along or Enhanced eBook: Learn about the different places that people call home--from apartments to cottages and castles to farmhouses. With bright, vivid photos and easy-to-read informational text, this Spanish-translated nonfiction title introduces readers to different cultures' definitions of "home."

Se trata de un cuaderno fungible de 64 páginas dividido en las 7 Unidades de las que consta el libro del alumno. Las actividades que se proponen son muy variadas. En la guía se ofrece la solución de todas estas actividades.