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Chen, Ying-Chih; Hand, Brian; McDowell, Leah – Science Education, 2013
This quasi-experimental and pre/posttest study was designed to examine whether fourth-grade students who engaged in collaboratively writing letters to 11th-grade students performed better on tests of conceptual understanding of a unit on force and motion than students who did not. The participants included 835 fourth-grade students and 416…
Descriptors: Quasiexperimental Design, Pretests Posttests, Grade 4, Grade 11