Middle schoolers compare and convert units of measurement within the United States customary system and within the metric system by baking cookies. Students discuss how to double the cookie recipe, how to make only half of the recipe,...

Middle schoolers convert measurements from one unit to another. In this math lesson, students study the environmental consequences of oil spills. They replicate an oil spill event by modeling and scaling.

Third graders convert customary units of capacity to make a gallon man out of construction paper. They use the computer to make a tree map of gallons, quarts, pints, and cups to show these conversions.