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Elementary Science Study Series

3 films in this series.

Title ▼ Year Creator LengthFormatColorSound
Pond Water, Pt 2 1971 Education Development Center Inc 19 min 16mm sound
Pond Water, Pt 1 1971 Education Development Center Inc 20 min 16mm sound
Frog Development - Fertilization To Hatching 1966 Educational Development Center 16 min 16mm sound