Below are ideas for extending this topic beyond the activity and exploration you just completed.
These online books are free for educators registered on Epic!:
Pushing and Pulling by Natalie Hyde helps us discover just exactly which force causes pushes and pulls. (Ages 6-8)
Changing Direction by Natalie Hyde explains why things change direction and how that helps us in everyday life. (Ages 6-8)
Avalanches can be very dangerous, but sometimes it is necessary to create controlled avalanches to protect towns and people. Here are several videos demonstrating different ways people create avalanches: