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

This experiment evaluates whether there is a relationship between grade point average (GPA) and dating status.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

This project examines whether humans can intuitively grasp numeric values greater than three.

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

In this project, you will observe and record changes in sunspots over two weeks.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This project determines how much the rebound rates of tennis balls change after ten games.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This project compares the strength of one, two, and three-ply toilet paper.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.