Activity
Texas Instruments

Texas Instruments: Winning Inequalities (Part 1)

For Teachers 9th - 10th Standards
Students write and interpret a linear equation and an inequality with two variables and use the Inequality Graphing Application to map inequalities on a coordinate plane.
Website
Other

Time and date.com: The World Clock Time Zones

For Students 9th - 10th
This website has a variety of time resources. You can find a major city and its time. If you click on that city it will give you lots of information.
Unknown Type
Khan Academy

Khan Academy: Determine Rotations

For Students 9th - 10th
Given a figure on the coordinate plane and a center of a rotation, find the angle for the rotation that maps one figure to the other.