In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

This experiment evaluates if people have an accurate perception of how much personal time they spend interacting with technology.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Find out whether matching resonant frequencies can cause objects to shatter.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Plant a mini herb garden and teach your child about science and nature.