In this science fair project, students create their own miniature salt flats at home.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

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

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

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

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.

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.

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

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.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.