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In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Determine whether the application of Febreeze will lower the bacterial count.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

This science fair project idea investigates food preference of birds.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea experiments with spinning color wheels and optical illusions.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Science fair project that determines how we can change potential energy into kinetic energy.

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

This science project allows students to study the psychology of happiness.

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

This science project challenges high school students to study the linguistic evolution of text messaging.

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.