Arizona, el Estado del Gran Cañon

Huracanes y tornados is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

El tercer libro de ciencia para niños del científico Gabriel León. En esta nueva entrega de la serie de ciencia para niños de Gabriel León, Pachi, su papá y el perro Lukás se sumergirán en el mundo de las preguntas raras sobre el Universo. ¿Por qué los planetas son redondos? ¿Por qué titilan las estrellas? ¿Por qué me sigue la Luna cuando camino? ¿Por qué Marte se ve rojo? ¿Por qué la Vía Láctea se llama así? Son algunas de las interrogantes sobre el espacio que serán abordadas con un toque de humor y cotidianeidad. ENGLISH DESCRIPTION The third science book for children ...

This delightfully whimsical story explains pregnancy to children. My Mommy's Water Balloon satisfies a child's natural curiosity about the changes in their Mommy's body while providing concepts that small children can understand, and making the real connections to the beautiful process of pregnancy.

Deforestation, hunting and global warming have endangered countless species. The orangutan, okapi, giant panda and the blue whale are just some of the 30 species on the brink of extinction that are featured in this book. They need your help. The International Conservation Society illustrates how many of these species are left in the wild, and the latest status regarding their natural environment. You'll learn how you can aid endangered species and help sustain the ecosystems that give them life.