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

This science fair project determines the quality of a given product.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This project examines whether humans can intuitively grasp numeric values greater than three.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

Science fair project that compares the properties of different fabrics to determine whether natural or synthetic fabrics are better at wicking away moisture.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

Examine whether males or females are more likely to have a higher center of gravity.

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

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

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!

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

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.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?