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1999. Sally Kneidel. Using commonly found classroom pets, each of the 37 behavioral experiments explores the five steps of the scientific method: question, Hypothesis, Methods, Result, and Conclusion. Focusing on animal-friendly procedures, Classroom Critters features experiments using hamsters, gerbils, mice, goldfish, guppies, Anolis lizards, kittens, and puppies. Also contains in-depth explanations of the related variables and controls, detailed directions and lists of materials, reproducibles for recording results, photographs, charts, and graphs. 160 pages, soft cover, b&w photographs and illustrations. Grades 3-8.