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Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This experiment will explore if and where fractals can be found in the natural world.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Do you think heat can affect a plant's growth rate?

Cleaning can be a chore, but not with this sudsy experiment!

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Test out various brands of permanent markers to see which one is least water soluble.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This experiment investigates whether smell can be used to enhance test subjects' memories.

This science fair project idea explores the egg's thin membrane.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

This project investigates the affect of storage temperature on microwave popcorn.

This activity is a fun challenge for students who have just started learning to program educational robots.