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In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Explore what freedom and liberty mean to you this Fourth of July with a beautiful portrait collage!

This project examines what types of objects burn and which burn faster and cleaner.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

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.

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

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Work on division with remainders in this fun fourth grade math board game.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Invite your child to craft dream cloud magnets to display their hopes and visions for the future!

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This game will help your child write with more attention to detail.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Children will deepen their understanding of global citizenship and create a collage that illustrates all of the ways many communities are connected.

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.

Find out which kind of bubble wrap fares best when put in impact.

What happens when colored beams of light mix? You might be surprised.

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

This project determines what category of person is most likely to be ticklish.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea determines what household items are good conductors of electricity.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.