This science fair project idea provides evidence that air is everywhere and takes up space.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

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.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

This science fair project idea compares the cuteness reaction between genders.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Examine the impact of insecticides on plant growth.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Word color association is just a fancy way to talk about the way we connect colors with words.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

This study observes plants, insects and an animal living in proximity to a known source of EMF.

This science fair project idea increases the space efficiency of living areas and encourages economic improvements via new real estate ideas.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

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

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

This science fair project idea investigates how different disinfectants work in killing germs.