2nd - 5th Grade Physical Science Activities : Page 6

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

An home science experiment for older students that teaches about the science behind heat.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!