This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

In this arts and crafts activity, let your kindergartener create life-sized body stamps using some paint and his own hands and feet.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Design a colorful leprechaun trap—and make some memories—with this fun St. Patrick's Day craft project!

Get into the Halloween spirit by creating creepy (but cute) spiders from paper egg cartons, paint, and pipe cleaners.

Learn how different types of soil affect how animal tracks form in this experiment!

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!