1. Place 1 mineral on one side of the balance 2. Place 1 cube at a time on the other side of the balance. 3. Stop placing cubes once the balance is even. 4. Count how many cubes you used. 5. Do the same thing for each mineral. 6. How many cubes did each mineral weigh? Use the or tool to record your thinking. 7. Use the to talk about and record your learning.