They start with four (4) yellow in a line and have to change the line to all blue.
The Next ChallengeWhen you think you can do it, you have to test yourself.
Just Before You FinishRead your Working Like A Mathematician page again and describe how you worked like a mathematician in this activity.
There have been at least six (6) ways. Can you find them?
Answers & DiscussionThese notes were originally written for teachers. We have included them to support parents to help their child learn from Red To Blue.