This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

Explore the belief in astrology as a predictive system.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

It's easy to plant your own in-home container garden! This planter contains pizza-themed herbs and is a perfect early gardening activity for kindergarteners.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Learn how acid-base catalysis affects enzymes and enzymatic reactions in this science project.

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

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

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 explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.