Perimeter with Cuisenaire rods
Pupils arrange Cuisenaire rods to determine the perimeter of a shape on centimeter grid paper. They arrange the rods to find the smallest and largest possible perimeter.
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Fraction Equivalence, Ordering, and Operations
Need a unit to teach fractions to fourth graders? Look no further than this well-developed and thorough set of lessons that takes teachers through all steps of planning, implementing, and assessing their lessons. Divided into eight...
3rd - 5th Math CCSS: Designed
Frame Yourself: Area and Perimeter
Elementary schoolers are arranged in pairs and view the video Math Works: Measurement: The Difference Between Perimeter and Area. They discuss any prior knowledge they have of the term perimeter and then brainstorm together what the...
2nd - 4th Math CCSS: Adaptable