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Douglas H. Clements

Stand Alone

Seeing Solids and Silhouettes (3-D Geometry) (Investigations in Number, Data, and Space)
Turtle Paths (2-D Geometry); Grade Level 3 (Investigations in Number, Data, and Space; TREC)
Flips, Turns, and Area (Investigations in Number, Data, and Space)
Quilt Squares and Block Towns. 2-D and 3-D Geometry (Grade 1)
Sunken Ships and Grid Patterns: 2-D Geomentry (Investigations in Number, Data and Space, Grade 4)
Hypothetical Learning Trajectories: A Special Issue of Mathematical Thinking and Learning
Learning and Teaching Early Math: The Learning Trajectories Approach
Learning and teaching early math: the learning trajectories approach
Teaching Elementary School Mathematics
Shapes, Halves, and Symmetry
Flips, Turns, and Area
Math in My World
Engaging young children in mathematics
Macmillan/McGraw-Hill math
Learning and teaching measurement

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