Curated OER
Adding and Subtracting Weights
For this online math worksheet, students practice adding and subtracting metric weight values. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching...
Curated OER
Mass and Weight in the Metric System
Students weigh and record the mass of various objects, and then compare the weights of objects by holding gram weights in one hand and the object in the other hand.