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Learn about Earth's cycles in this easy-to-read e-book from Blue Door Education. Simple text, supported by colorful photos and illustrations, explains the cycles of day and night, the seasons, the water cycle, and life cycles.
Fun activity, comprehension questions, glossary, and index included.
Correlates to NSTA's Science Standards.
Our flip books use Flash Player and work on nearly all Mac's and PC's. A standard PDF OR Android app version is also available upon request.