Make sourdough bread...and learn some colonial history and modern science in the process!

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This project concerns activity happening millions of miles away, on the sun.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

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

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

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

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.