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Direct linkHawes, Zachary; Moss, Joan; Caswell, Beverly; Naqvi, Sarah; MacKinnon, Sharla – Cognition and Instruction, 2017
This study describes the implementation and effects of a 32-week teacher-led spatial reasoning intervention in K-2 classrooms. The intervention targeted spatial visualization skills as an integrated feature of regular mathematics instruction. Compared to an active control group, children in the spatial intervention demonstrated gains in spatial…
Descriptors: Spatial Ability, Numeracy, Mathematics Skills, Geometry
Peer reviewedJacobson, Cathy; Lehrer, Richard – Journal for Research in Mathematics Education, 2000
Presents a study in which children in four grade 2 classrooms learned about transformational geometry and symmetry by designing quilts, while their four teachers participated in professional development focused on understanding children's thinking in arithmetic, and two of the teachers participated in additional workshops on students' thinking…
Descriptors: Design Crafts, Discourse Modes, Educational Change, Geometry
