When children in this third-grade classroom used
twenty-five square sticky notes to design artwork, they predicted that all the
perimeters would be the same. Surprise!
These strategies and tools can help students
make sense of the value of U.S. coins.
Analyses show that criticisms of CCSSM are
incorrect. Research also provides guidelines for appropriate, effective, and
joyful teaching and learning.
Working with this challenging
model helps students in urban classrooms in a large Midwestern city develop
robust mathematical understandings.
Putting a twist on a popular mathematical tool, this collection
of activities shows how putting a number 1 in the bottom-left cell and a 100 in
the top-right cell can better support student reasoning.
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