Investigating Biology through Inquiry contains investigations for many fundamental concepts in biology. Each investigation includes a preliminary activity, teacher information, sample researchable questions, and sample data... Zobraziť viac
Recent intense scrutiny of amphibian conservation status makes this title a timely archive in the context of the frogs dramatic decline... Zobraziť viac
An exploration of the arctic sky — its constellations, legends and mythology, the sun, moon, planets, and 'shooting stars, ' as well as atmospheric phenomena such as aurora borealis. Combining interviews with the Inuit elders ... Zobraziť viac
Geomorphology, the discipline which analyzes the history and nature of the earth's surface, deals with the landforms produced by erosion, weathering, deposition, transport and tectonic processes. In recent decades there have been ... Zobraziť viac
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