Descriptor
| Physical Sciences | 2 |
| Science Equipment | 2 |
| Scientific Principles | 2 |
| Audiovisual Aids | 1 |
| Electricity | 1 |
| Equipment Utilization | 1 |
| Junior High School Students | 1 |
| Laboratory Experiments | 1 |
| Measurement | 1 |
| Models | 1 |
| Science Activities | 1 |
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Charles, R. G. – J Chem Educ, 1969
Descriptors: Equipment Utilization, Laboratory Experiments, Measurement, Physical Sciences
Peer reviewedDemchik, Michael J. – School Science and Mathematics, 1971
Descriptors: Audiovisual Aids, Electricity, Junior High School Students, Models
