In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Find out whether matte or shiny nail polish lasts longer.

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

Transform your uncomfortable wooden shoes into charming mini planters!

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Determine whether the application of Febreeze will lower the bacterial count.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

This science fair project idea determines if the color of light affects the growth of plants.

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

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.