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

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

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

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.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Making your own glass cleaner is easy, effective and inexpensive!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

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.

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

Find out which type of sponge holds the most water.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Demonstrate which cooking method gets rid of the most fat.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea explores substances that cause a bubble to last longer.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

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

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

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.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.