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Squirreling it Away
In the problem Squirreling it Away, students use number sense, comparison subtraction, division, factors and divisibility, counting principles, systemic charting, and…
Inside Problem Solving
The Inside Problem Solving problems are non-routine math problems designed to promote problem-solving in your classroom. Each problem is divided into five levels of difficulty…
Courtney’s Collection
In the problem Courtney’s Collection, students use number theory, number operations, organized lists, and counting methods to solve problems. The mathematical topics…
Cut It Out
In the problem Cut It Out, students use properties of two-dimensional geometry to solve problems involving spatial visualization. The mathematical topics that underlie this…
Cutting a Cube
In the problem Cutting a Cube, students use two-and three-dimensional geometry to solve problems involving cubes and nets. The mathematical topics that underline this problem…