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"Los animales deben alimentarse de plantas o de otros animales para recibir sus nutrientes básicos. Esa situación que muestra las relaciones entre los seres vivos basadas en la comida se llama cadena alimenticia"--P. [4] of cover.

This Spanish-translated book will be a hit with both thrill seekers and with those who prefer to stay safely on the ground. After an introduction to Newton's three laws of motion, readers learn the mechanics of various amusement park rides including roller coasters, Ferris wheels, merry-go-rounds, and gravity rides. They learn how to measure motion, and how kinetic and potential energy apply to their favorite rides. This 6-Pack includes six copies of this title and a lesson plan.

Junípero Serra was an influential Franciscan missionary who created missions that stretched from San Francisco to San Diego. His impact on California is still felt-and debated-today. Introduce students to his life with this nonfiction biography that builds students' reading skills and promotes social studies content literacy. The dynamic primary source maps, letters, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state...

Small and large, short and tall, little and big, these are all words that help us describe size. This math concepts volume doesn't just "tell"; it shows early learners the difference between concepts, introduces them to synonyms, and helps them learn to sort a group according to size. Classification is an important concept for the early elementary mathematics student, but the text and photographs in this book, including dogs, fish, and birds, make it fun!