La historia de los sistemas numéricos: Valor posicional (The History of Number Systems: Place Value)

Un cuento para aprender a superar la frustración en el juego. A Filipo le encanta jugar a las escondidas y siempre gana. Pero esta vez Amelia lo encuentra y debe enfrentar su frustración para seguir jugando. Luego del éxito de ventas de la colección Filipo, la psicóloga Andrea Cardemil continúa la serie con un título para enseñar a los niños a trabajar las frustraciones durante el juego.

Little readers will learn the essentials of the United States Coast Guard (how the Coast Guard keeps us safe, various jobs, weapons and machinery, and more) through easy-to-read, simple text. Readers will love the exciting full-bleed photographs, bolded glossary terms, and More Facts section. Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO.

Learn about some animals that are in danger of becoming extinct and what people are doing to Save the Animals.

Groups of American Indians had been living in the Texas region for thousands of years when American settlers decided to expand westward. This captivating book has been translated into Spanish and explores the history of American Indians in Texas and how each group found different ways to live in the region they inhabited. Readers will learn about a variety of tribes, including Karankawa tribe, Jumano, Caddo, Lipan Apache, and Shoshone and discover how they struggled to survive European colonization, the Indian Removal Act, and American expansion. Other topics include the Dawes Act, Indian...