Video Lesson: Converting Units of Measure

Khan Academy explains how you can convert units of time such as seconds, minutes, and hours. 

Video Lesson: Converting Units of the Metric System

Khan Academy teaches you how to convert between metric units related to distance, mass, and volume. 

Measure It!:

Choose the length that matches the red bar.


Learn to Tell Time:

Match the time on the clock.

More Games:

Try your hand at "Relate Metric Units" or "Relate Customary Units."