Si es amor, no duele

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.

Did you know the first battery-powered vehicle was created in the 1830s? People who attended the 1892 World's Fair in Chicago could see one. And in 1894, you could buy an "Electrobat" and travel 25 miles on a single charge! Since then, EVs have surged in popularity and have become much more technologically advanced. Learn the history of EVs, how they work, why they're good for the environment, and discover the future of the electric vehicle! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging...

Read Along or Enhanced eBook: Find out what surfers need to know to have fun and stay safe in the water in this engaging, Spanish-translated nonfiction title! Invite readers to learn about the history of surfing, surfing culture, what equipment is needed, and more using vibrant images and informational text in conjunction with math skills and upper-level features such as chapter format, a glossary of terms, and an index.

Los creadores de la serie Dino historias nos traen ahora Animales prehistóricos. Hace muchos años, en América rondaba un vicioso depredador: el tigre dientes de sable. En formato de cómic, este libro sigue los pasos de un dientes de sable macho que ha sido desterrado de su manada. Desde cómo eran las dinámicas de las manadas y como sobrevivían los exiliados, Dientes de sable muestra cómo podría haber sido la vida de estos grandes y pesados depredadores extintos.