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This site is devoted to the demonstration and support of effective mathematics instruction. Through the use of indexed video clips and related support materials, viewers can explore specific math concepts at their own pace. Whether you're an educator, a student, a grad student, or a parent this site can serve you. The video clips found on this site have been edited from the interactive COUNTDOWN television show broadcast weekly in Chicago which invites students to call in and help solve math problems. The site is organized according to NCTM standards and also offers downloadable activity sheets to accompany the video lessons.


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