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Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

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

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

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Give your budding young observers a chance to discover simple machines at use in their own home.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This science fair project idea explores the egg's thin membrane.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

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