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Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project idea investigates the hardness property of minerals.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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.

In this design challenge, your child will make a bottle rocket using typical household items.

This science fair project idea explores which fruit molds the fastest.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this project students experiment with making music using only glasses of water.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

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

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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

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.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Construct batteries that make electricity from fruits with this fun science fair project.

Use pepper and soap to discover some fun facts about the properties of water.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.