Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this science fair project, students create their own miniature salt flats at home.

This science fair project idea produces varying pitches of sound.

In this activity your child will create their very own marble maze!

This project examines whether people's taste perception is influenced by what they see.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project idea determines what household items are good conductors of electricity.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

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

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

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

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This project investigates the affect of storage temperature on microwave popcorn.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this science fair project, students make their own rain gauge to measure rainfall.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science experiment tests if dog saliva can really help heal wounds.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.