This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project teaches students about wilting and browning of salad greens.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Have your child kick off their summer vacation by making a miniature water slide!