Alright, teach, here’s lookin’ at you and your students. This free worksheet is the start of a beautiful friendship with measurement. It’s all about getting the lay of the land when it comes to grams, kilograms, and liters—because in this world, knowing the weight of things can make all the difference. It covers the bolded part of Common Core standard 3.MD.2: 3.MD.2. Measure and estimate liquid volumes and masses of objects using standard units of grams (g), kilograms (kg), and liters (l). Ad