| http://www.w3.org/ns/prov#value | - This study is meant for 3rd-6th graders, and I have been using it with my 4th grader, but my 1st grader has listened to some of it too.We are loving it.The book consists of 20 investigations" about energy, from basic concepts like what it is, where it goes, and how it is stored, to sections on various types of energy such as light, heat, magnetic, electrical, solar, wind, water and nuclear.
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