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.

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.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

This science fair project teaches students about wilting and browning of salad greens.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

This science fair project idea demonstrates that plants give off water.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

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

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea investigates the difference in reaction times between boys and girls.

This project compares the strength of one, two, and three-ply toilet paper.

This science fair project idea investigates how magnetism can defy the force of gravity.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

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

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?