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The objective of this experiment is to evaluate the effects of acid rain on plants.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

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

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Science fair project that compares tap water and bottled water for the presence of common impurities.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

This preschool activity uses paint chips to help your child learn about different shades of colors and how to find different colors in nature.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Help your child celebrate the summer and the sun by making a sandy seascape.