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| Hannafin, Robert D. | 1 |
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Direct linkHannafin, Robert D. – Educational Technology Research and Development, 2004
This study investigated the effect of students' ability and type of instructional program, structured and unstructured, on easy and difficult posttest items. Seventh-grade students worked through 14 instructional activities in The Geometer Sketchpad, a dynamic geometry program, and accessed a Geometry tutorial developed to parallel the state…
Descriptors: Geometry, Pretests Posttests, Grade 7, Academic Ability
