Cómo funcionan los juguetes (How Toys Work)

What does this Spanish-translated book, a table, and your big toe have in common? They are all solids! A solid keeps its shape and always has the same volume. Read this Spanish-translated book to learn about solids and how they are different from liquids and gases.

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.

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.

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.

Los Diarios (I -18-10-1939 a 31-07-1949- y II -12-08-1956 a 16-06-1958) de José Lezama Lima, junto a Cartas a Eloísa y otra correspondencia, constituyen los fragmentos más íntimos de su escritura. En ambos se aprecian las dos grandes pasiones del habanero universal: la amistad y el insaciable apetito por la cultura, no para acumular sino como apropiación estimulante para sus muchas y laberínticas ideaciones. Nada le es ajeno: lo inmediato ni lo lejano. Transcurren por las páginas de los Diarios las anotaciones y relumbrones que, más tarde, se transfigurarían en la encarnadura de su...

1 cola larga tenía Argentinosaurus, 2 garras tenía Deynonichus... Un impactante recorrido desde el 1 hasta el 10, para descubrir cómo eran, cómo vivían y a qué deben su nombre los dinosaurios. Ilustrado por el paleoartista argentino Gustavo Encina.

Se trata de un relato en el que el escritor indaga en su pasado familiar para desentrañar el misterio de la desaparición de su abuelo en un tren.

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about California’s gold rush by examining maps, letters, images, and art from that time. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary...