Math Practice: Circles
In this circle instructional activity, students solve 8 problems: finding percentage increase, finding differences in area and perimeter, finding circumference and area.
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Identify and Describe Geometric Figures
In search of a comprehensive geometry resource to supplement your elementary math instruction? Look no further. This geometry chapter, taken straight out of a math textbook, provides everything you need to begin teaching young...
2nd - 6th Math CCSS: Adaptable
Circles, Circumference and Area
Put pi to work. The video provides the formulas for the circumference and area of circles. Using the formulas, the presenter shows how to distinguish the two using units. The discussion leads to the second formula for finding the...
8 mins 4th - 8th Math CCSS: Adaptable
Use Circle Models to Find Simple Equivalent Fractions
Visual models are an essential component of all introductory lessons on fractions. In the second video of this series, circle models are used to support young mathematicians as they continue learning about equivalent fractions. Engaging...
3 mins 2nd - 5th Math CCSS: Designed