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In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

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

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

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.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This biodiversity project examines the biodiversity in your own backyard.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Discover how and which salt melts ice the quickest.

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.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Take a dive into the candy jar with this yummy science experiment.

Examine the effect of pressure on carbonation in soda.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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

This science experiment tests if dog saliva can really help heal wounds.