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Grade 1. The Building Blocks of Science® unit Light and Sound Waves 2nd Edition introduces students to physical science concepts of light and sound, and that both phenomena travel in waves. Available unit materials: 1-use refurbishment set (item #514224), 3-use refurbishment set (item #514224U3), teacher's guide (item #514202A), on-grade student reader (item #514203B), and below-grade student reader (item #514203ABGR). View unit’s current 3rd Edition.
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Grade 1. The Building Blocks of Science® unit Light and Sound Waves 2nd Edition introduces students to physical science concepts of light and sound, and that both phenomena travel in waves. Available unit materials: 1-use refurbishment set (item #514224), 3-use refurbishment set (item #514224U3), teacher's guide (item #514202A), on-grade student reader (item #514203B), and below-grade student reader (item #514203ABGR). View unit’s current 3rd Edition.
