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This science fair project teaches students about wilting and browning of salad greens.

Have your child kick off their summer vacation by making a miniature water slide!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

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

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

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.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Construct and experiment with a periscope using reflected light rays to gather an image.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

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

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

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.

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.