In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Instead of painting a picture of a whale, let your preschooler make their own whale toy using a paper bag and some recycled art supplies.

Looking for a fun way to display photos? Give recycled objects a second life by turning them into a creative photo holder.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Celebrate Earth Day with a decorative tree made out of strictly reused and recycled materials.