Find out whether putting something on top of a plant will inhibit its growth.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project idea investigates how color affects temperature.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

This science fair project idea explores whether white light can be separated into different colors.

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

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

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

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!