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Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Peppermint creams capture the minty taste of the holiday season. Make peppermint creams with your second grader for a sweet treat or homemade holiday gift.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Introduce your young artist to this art form with this fun and creative activity, which blends arts and crafts with patterning for hidden math practice!

Find out whether a longer airplane will fly farther or a wider paper airplane.

Find out which kind of bubble wrap fares best when put in impact.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This project compares the strength of one, two, and three-ply toilet paper.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Give your number one dad something that he truly deserves this Father's Day!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Ever wonder how those kooky kazoos work? Get to know the science behind this silly instrument by making your very own kazoo!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

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?

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Stir up some friendly competition with this tabletop bow and arrow craft!

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing 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.

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

Cleaning can be a chore, but not with this sudsy experiment!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.