Método de los relojes

Reptiles y anfibios 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.

Ricardo the pack rat has collected so much stuff that his rat hole is full. Includes facts about pack rats.

Este libro de lectura guiado de Nivel Uno examina cómo se celebra la Navidad. Los alumnos desarrollan su capacidad de lectura y reconocimiento de palabras mientras aprenden sobre los preparativos, las tradiciones y los festejos de la Navidad. This Level One guided reader examines how people celebrate Christmas. Students will develop word recognition and reading skills while learning about Christmas preparations, traditions, and celebrations.

Learn about the rich history of La Misión de San Antonio de Padua: how it started, the people who ran it, the indigenous population, and it’s legacy today.