Describes use of a shoe box containing assorted elementary school science materials in grades one through six to motivate children and to encourage discovery learning. (JM)

Describes production of a water pollution curriculum guide by co-operative effort of teachers, students, and the Federal Water Quality Administration, and provides overview of guide's contents. (AL)

Describes the use of the air track for some instructive physics experiments. The technique of combining an air track with strobe photography is discussed. Bibliography. (LC)

Describes first grade science activity using soda straws, piNs, blocks of wood, paper clips, and washers as an introduction to weights and measures. Children worked independently in a problem solving manner with materials and recorded results by writing, drawing or tape recording. Varying student approaches, responses, and conclusions are…

Describes simple apparatus and procedures for demonstrating photosynthic rates when Elodea plants are illuminated simultaneous with long and short wavelength light. (AL)