Prints from the portfolio Concinnitas (2014), a collaboration between Dan Rockmore, professor of mathematics at Dartmouth College, and 10 mathematicians and physicists, with publisher Robert Feldman ...
Represent 2 expressions using a see-saw. Tell whether 2 expressions are equal (balanced). Represent 10 using a number bond and 10-frame to help solve a Mystery Math Mistake. Use Notice and Wonder with ...
PORTSMOUTH, N.H., Nov. 10, 2025 /PRNewswire/ -- Heinemann today announced that California Math Expressions has officially been approved by the California BOE for adoption in K-6 classrooms across the ...
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