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| Elementary Education | 1 |
| Formative Evaluation | 1 |
| Grade 8 | 1 |
| Instructional Design | 1 |
| Instructional Materials | 1 |
| Material Development | 1 |
| Validity | 1 |
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| International Journal of… | 1 |
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| Bower, Robert L. | 1 |
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Peer reviewedBower, Robert L. – International Journal of Instructional Media, 1976
A developmental testing phase preceded validation testing of materials for the eighth grade students at Rock Creek School. The resulting program was able to help 90 percent of the students meet the course objects with 100 percent accuracy. (JY)
Descriptors: Elementary Education, Formative Evaluation, Grade 8, Instructional Design
