Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

In this science fair project, students use the streak test to tell minerals apart from each other.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

In this science fair project, students evaluate if astrological signs provide clues about people's personalities.

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

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.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

This science fair project outlines the uses of gold and explores the monetary value of gold.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

In this science fair project, students test how objects float and sink in liquids of different densities.

Test the combustion of different types of woods.

Test the placebo effect in different groups of people.