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Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

Discover whether a metal will expand under hot water.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

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

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

This science fair project idea measures physical dexterity as a function of temperature.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Explore the neural and mental mechanisms at play in mental imagery.

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

The purpose of this science fair project is to build a basic radio.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

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

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

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

This project examines how temperature affects the volume of gas in balloons.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.