Composting not only helps to get rid of food and lawn waste but also helps to fertilize our garden. Find out how to set up a compost box in this brief, informative article.

In this activity, students explore the idea of biodegradability by building and observing a model landfill. This serves as an introduction to the idea of composting. Students learn about the role of engineering in solid waste management.

Each year, people throw out millions of tons of food that could still be eaten. That is a lot of food! Even when we compost food waste there are still some negative impacts. Resources like water and energy are used to grow and transport...

Help Detective Le Plant dig for clues in the soil to solve this case. You'll need to find out what soil is, why it is important, and in what kinds of soil plants grow.

Site studies what air is as well as what composes the atmosphere.