¿Dónde está mi jersey?

What keeps objects from floating out of your hand? What if your feet drifted away from the ground? What stops everything from floating into space? Gravity. As in his previous books, Redwoods, Coral Reefs, and Island, Jason Chin has taken a complex subject and made it brilliantly accessible to young readers in this unusual, innovative, and very beautiful book.

Con materiales disponibles en cualquier hogar y sin necesidad de complicados aparatos, puedes realizar sencillos y divertidos experimentos que te ayudarán a comprender mejor el fascinante mundo de los verdaderos amos de la Tierra, los insectos, tan necesarios para el equilibrio ecológico. Estos experimentos sobre los insectos no entrañan ningún peligro y no requieren el uso de sustancias ni materiales especiales. Son fáciles de realizar y están dirigidos a los niños que ya han alcanzado un nivel aceptable de lectura comprensiva, a partir de los 10 años. Dentro de esta nueva...

It was September 14, 1814, and America and Great Britain were at war. Frances Scott Key watched from the deck of a British ship, where he was being held captive, as cannons exploded around them. After 25 hours, the fighting ceased and Key peered through the clearing smoke, looking for some sign as to the outcome of the battle. Was the American flag still flying? His wartime experience inspired Key to write a poem, which was later set to music and became America’s national anthem. This book tells the story of the inspiration behind our national anthem, which helped transform the flag into a...

Identify three-dimensional shapes all around the world in this Spanish-translated e-Book! Figuras en nuestro mundo (Shapes in Our World) gives readers practice identifying familiar shapes like cones, cylinders, pentagons, polygons, and prisms, while familiarizing them with STEM themes and more advanced geometry concepts. Children will learn more about vertices, symmetry, and bases. With each shape, this book gives readers information about an example of the shape, be it a building, a honeycomb, or a tree trunk! With an accessible glossary, clear mathematical diagrams, practical examples, and...