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Math Antics: Negative Numbers

This video introduces negative numbers on a number line, demonstrates comparing positive and negative numbers by comparing position on a number line. The video also models negative numbers using a picture representing sea level. Read More

Graphing Stories

These are 15-second videos that show a real-life event. Students are encouraged to graph the event. The video reveals the suggested graph at the end. The site allows you to sort by type of graph and offers a printable graphing handout. Appropriate for CCRS Level C, Level D, Level E. Read More

CCRS Mathematical Practice 4 – Webcast

This webcast highlights Mathematical Practice 4 - Model with mathematics. It is one of a series of 8 webcasts, the purpose of which is to give adult educators a better sense of each of the 8 Mathematical Practices of the CCRS and to suggest ways to encourage the Practices with their students. Read More