Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

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

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Determine which metal has the highest rate of conductivity.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

In this design challenge, your child will make a bottle rocket using typical household items.

Take a dive into the candy jar with this yummy science experiment.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.

This project examines which style of central-air system filter traps the most particles from the air.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.