NCTM : Illuminations Lessons : Whale Weight
Students investigate the relationship between pairs of numbers, identify number patterns, represent the information in a graphic chart form and generalize the results of an investigation.
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Informal Proofs of the Circumference/Area of a Circle
Use this lesson plan to help your geometers develop informal proofs of the circumference and area of a circle. Working in small groups, students rotate between three stations to complete hands-on activities that illustrate the...
8th - 10th Math CCSS: Designed
Introducing Integers and Their Operations
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class to...
6th - 8th Math CCSS: Adaptable
Deciphering Word Problems in Order to Write Equations
Help young mathematicians crack the code of word problems with this three-lesson series on problem solving. Walking students step-by-step through the process of identifying key information, creating algebraic equations, and finally...
5th - 8th Math CCSS: Adaptable
Mixed Paint, Jolly Ranchers and Lemonheads, Photo Copies, and Boxed Oranges
The language of rates and ratios forms a common thread through this wide-reaching main problem set and its accompanying support work. Learners mix paint, size copies, distribute candy, and shop for good deals throughout these problems....
6th - 8th Math CCSS: Designed