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Gr 2–4—Along with offering outstandingly clear explanations of how common scientific instruments work, these introductions supply exciting suggestions for hands-on projects and experiments, from comparing the densities of difference kinds of foods in the kitchen to keeping a temperature log...
Gr 3–5—Finely tuned to the needs and methods of a CCSS-based curriculum, these explanations of some aspect of the physical world intersperse a main text with recaps and review or study questions every few pages...
K-Gr 3—Arranged, roughly, in order of complexity, the demonstrations in these volumes are also clearly laid out, with simply phrased directions matched to clear color photos or photorealistic images followed by questions about what young experimenters have observed (e...
Gr 4–6—Adventure seekers will enjoy the choices they are given in the fast-paced, fictional (but historically accurate) World War II scenarios in these books...