Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

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.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

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.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This science fair project idea explores the different properties & interactions of sugar molecules.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

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 examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.