Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

This science fair project idea investigates the difference in reaction times between boys and girls.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

In this experiment you will replicate the mummification process by making a hot dog mummy.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

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.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Learn about nature by making your own mini moss garden.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.