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This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

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.

This project explores ways to prevent static electrical shocks.

In this science fair project, students use the streak test to tell minerals apart from each other.

Find out whether putting something on top of a plant will inhibit its growth.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Explore if planting seeds in a certain direction will affect how fast it germinates.

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

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

Challenge your learner to design and build a city of their own in this creative engineering activity.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.