Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Slip some science into storm watching with a homemade rain gauge!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Help your child make a beautiful homemade sandcastle that will last!

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Here's a guide to starting a community clean-up project from scratch.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!