Quench your thirst with great tasting lemonade while you explore the concepts of acid and base, and how these differ from sweet and sour.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

This project examines whether sugar substitutes are as sweet as real sugar.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

This science fair project idea compares the cuteness reaction between genders.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

People have favorite flavors, but what about ants? Which ant food is the most popular?

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

This science fair project idea investigates how magnetism can defy the force of gravity.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

This science fair project idea explores how far the average human can see.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This project will examine the relationship between materials and air resistance.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This science fair project will help students learn about non-vascular plants, such as mosses.