Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.