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Examine whether males or females are more likely to have a higher center of gravity.

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

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

This project examines the concentration of dissolved oxygen in water, with and without oil.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

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

This science fair project idea investigates whether plants can survive being frozen.

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

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

How powerful is the reaction between baking soda and vinegar? Find out here!

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

This science fair project idea explores substances that cause a bubble to last longer.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Can cells be frozen? This science fair project provides information to answer this question.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

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!

This experiment will explore whether adding different substances to a gel affects its strength.

Think about the adaptive utility of an important aspect of our physiology.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!