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This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

This science fair project idea investigates how different disinfectants work in killing germs.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

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

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

The goal of this project is to create an exciting topographical map out of dough.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This project examines whether more expensive golf balls translate into better results on the golf course.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

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

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!