Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.

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

In this cool science experiment, test and compare the adhesive holding strength of homemade casein glue versus commercial glue.

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

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

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

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

Cleaning can be a chore, but not with this sudsy experiment!

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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!

This science fair project idea compares the cuteness reaction between genders.

The objective of this science fair project is to understand how to stop the oxidation process from occurring in guacamole.

Examine how a battery can be made from everyday materials.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

Construct and experiment with a periscope using reflected light rays to gather an image.

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Science fair project that explores the natural process of limestone formation.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Which bread molds fastest? Explore the different kinds of breads and how quickly they mold, along with the role of preservatives.