In this science fair experiment, high school students determine if all proteins denature at the same temperature.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this experiment you will evaluate whether praise improves athletic performance.

This project explores what happens to a rubber band when it is heated and cooled.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Use sticks and stones to create create an outdoor version of tic-tac-toe!

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

Make a backbone model to explore human anatomy and life science.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

This science fair project idea demonstrates sonar mapping of the ocean floor.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

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

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!