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This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Find out whether matching resonant frequencies can cause objects to shatter.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This science fair project idea explores whether talking to a plant will help it grow.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.