Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

In this project students experiment with making music using only glasses of water.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea identifies trees using a dichotomous key.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Give your budding young observers a chance to discover simple machines at use in their own home.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this science fair project, students use the streak test to tell minerals apart from each other.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

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 fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.