Khan Academy
Khan Academy: Slope From Two Points
Find the slope of the line that goes through the two points that are given to you. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Cool Math
Coolmath: Finding the Slope of a Line From Two Points
Learn how to find the slope of a line from two points.
PBS
Pbs: The Lowdown: What You Need to Know About Immigration Reform
Interpret graphs showing changes over time in the percentage of foreign-born US residents and in annual deportations in this interactive from KQED. In the accompanying classroom activity, students use the interactive and look at how...