Una loca como un palo de escoba

Soy grande? ¿Soy pequeño? ¿Siempre soy el mismo? No es tan fácil saberlo, pues hay dilemas en la vida que a veces ofrecen información contradictoria. En Yo se exploran situaciones cotidianas de los niños en edad preescolar, con el fin de guiarlos en su descubrimiento de sí mismos y de su realidad, a partir de su entorno, sus emociones, necesidades y límites.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Illustrations and text present the history, geography, people, politics and government, economy, and social life and customs of Arizona, the Grand Canyon State.

Read Along or Enhanced eBook: Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.