Teachers, save “What is different?” to assign it to your class.

Find 2 marbles that are different from each other. 1. Tap the green add button. 2. Click on the pencil button. 3. Find 2 marbles that are different. Draw an X on each of them. 4. Click the record button Tell me about your thinking. What makes those 2 marbles different? 5. Click the green check button and your name. 6. Click the green check button again.