Students groups act as aerospace engineering teams competing to create linear equations to guide space shuttles safely through obstacles generated by a modeling game in level-based rounds. Each round provides a different configuration of...

This lesson introduces students to Activity Center and is intended to help students understand the meaning of slope and y-intercept. They will explore the relationships between symbolic expressions and graphs of lines by using Activity...

This interactive site checks students' understanding of slope and intercept. Seven question require students to determine slope and intercept of a line from the graph. The site is a test that can be scored on-line.

[Free Registration/Login may be required to access all resource tools.] Use slopes to determine if two lines are parallel.