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Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

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.

Science fair project that determines whether moths are attracted to one color of light more than others.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

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.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

This project is about after-images and what possibly affects them.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

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 experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.