Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science fair project idea examines which type of insulation holds in the most heat.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

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

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This project will explore whether music influences physical endurance.

This project examines whether more expensive golf balls translate into better results on the golf course.

This science fair project challenges students to research vortices occurring in nature and then create their own vortex.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

The objective of this science project is to investigate patterns in fingerprints among family members.

This science fair project idea examines the reason boats are shaped and engineered.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea determines effective strategies to help students stay awake and attentive.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

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

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!