This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

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

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

The objective of this science project is to determine the length of time for different seeds to germinate.

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.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This science fair project idea explores whether color affects a person's emotional state.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This science fair project examines how seeds hitchhike on animals and clothing.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.