Khan Academy
Khan Academy: Convert Units Word Problems (Metric)
Solve word problems that involve converting between metric measures of distance, volume, and mass, as well as measures of time. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Annenberg Foundation
Annenberg Learner: Math in Daily Life: Converting to the Metric System
An introduction to the metric system and converting to the metric system. Provides a table of common conversions and steps for converting a cookie recipe to the metric system.