Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

This science fair project investigates what type of cookie sheet bakes the best cookies.

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

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

This science fair project idea investigates if fats add to the flavor of food.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This experiment will investigate whether reward or punishment is more apt to motivate people.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

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

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Determine which metal has the highest rate of conductivity.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Make an edible play dough with your child to help her develop her sensory and motor skills.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Make this easy composting dessert and then enjoy the yummy results!

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.