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Gr 3–4—Focusing on high-interest topics, these cleanly laid out volumes will fill readers in on the past and present basics of robot design, structure, and function...
Gr 4–6—Solving nothing and providing precious little hard science, these expeditions into the land of woo offer gatherings of unsourced anecdotes and speculative references to possible causes of supernatural phenomena, from weather or physical forces to gravity waves, aliens, or outright hoaxes...
Gr 3–5—Standard fodder for casual browsers and enthusiasts, these surveys offer a mix of color photos and bite-sized comments or technical specs in a variety of type sizes...
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—Aimed at readers who will be part of the first generation of true space tourists, this breezy guide offers general advice about how to prepare for the trip, what to pack, what food and accommodations are going to be like, and suitable recreations both in Earth's orbit and on the Moon...
K-Gr 1—Uniformly sized to fit small hands but massively divergent in breadth of topic, these primers pair easy-to-comprehend color photos, one per page, with simple descriptive captions of one-to-three short sentences...