Describes experiments on the nutrition of weevils suitable for student teams, each team replicating the same experiment or experiments. Gives step by step experimental procedures and useful background information on weevils. Designed to introduce students to teamwork in science. (EB)

Describes the concept of the biotic community to aid children in understanding food, space, and other relationships among living organisms, particularly those communities where man is the dominant organism. Outdoor laboratory experiences are suggested to help children see their town or city as a man-dominated biotic community. (BR)