This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

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

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

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

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

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

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

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 explores whether talking to a plant will help it grow.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Help your child learn about animal classification with this fun and delicious activity.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Learn whether writing things down really makes things easier to remember.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.