Book excerpt: Cultivate a love for science by providing standards-based practice that captures childrenÕs attention. Spectrum Science for grade 7 provides interesting informational text and fascinating facts about homeostasis, migration, cloning, and acid rain. --When children develop a solid understanding of science, theyÕre preparing for success. Spectrum Science for grades 3-8 improves scientific literacy and inquiry skills through an exciting exploration of natural, earth, life, and applied sciences. With the help of this best-selling series, your young scientist can discover and appreciate the extraordinary world that surrounds them!