I have, who has? Multiplication

https://docs.google.com/presentation/d/1q1z5hGrLi9nytoCx2ipt9OfDr20iQT7h863F-2yWiSA/edit?usp=drive_link{...}

Go outside into the playground. You are the designer of a playground. You will need to work out the whole{...}

https://drive.google.com/file/d/1ErG6qh202uYASXuGxLckFAp0oYQ8hoBD/view?usp=drive_link{...}