In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

For a fun activity that will have lasting effects, make this time capsule with your high school child, to be opened after college graduation.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.