Amazon.com description: Product Description: ."..60 environmental science projects that can be performed by intermediate grade students. Activities range from simple (observing evidence of wild animals) to complex (comparing rates of decomposition of chicken bones) and include projects related to biology, weather, physics, botany, chemistry, behavior, and consumerism. Materials (most of which should be readily available in the home or classroom) are clearly identified, and simple black-and-white drawings illustrate the salient points of each experiment....Interesting demonstrations that can be useful for elementary science classes."-- "Booklist. "Gr 3-5...appropriate for students to use on their own (with adult supervision) or for parents to use with younger children. Filling an ever-present need, it is a good addition to science collections."-- "SLJ. 96 pages, 120 b/w illus., 8 1/4 x 11.