Experimentos sencillos sobre el tiempo

This book teaches kids about what the Northern lights are and how the sun and Earth's atmosphere causes them. The book is complete with labeled images when needed, simple text, and more facts. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Jumbo is an imprint of Abdo Kids, a division of ABDO. Translated by native Spanish speakers--and immersion school educators.

Guadalajara esconde en su geografía un gran número de rincones desconocidos para la mayoría de los senderistas. Las 30 rutas que propone esta guía nos harán descubrir solitarios caminos de montaña, profundos barrancos y extensos bosques donde la naturaleza y el paisaje se han conservado casi intactos.Castros celtíberos, iglesias románicas y castillos medievales también nos acompañaran en esta selección de recorridos, evocándonos épocas pasadas.

In 1789, George Washington became the first president of the United States. With over 100 black-and- white illustrations, the fascinating story of "the father of our country" comes to life in Spanish - revealing the real man, not just the face on the dollar bill!

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.