This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea identifies and understands adaptations in birds.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.