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Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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

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

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

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.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

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

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Do different types of oil mix or stack? Find out in this science fair project idea!

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

This science fair project idea experiments with spinning color wheels and optical illusions.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

This science fair project idea produces varying pitches of sound.

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Create a bee garden to help shelter bees in your area.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.