In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Examine the effect of pressure on carbonation in soda.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

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

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.