5th - 7th Grade Science Activities : Page 5

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

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

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

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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 examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

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.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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

This science fair project idea examines the reason boats are shaped and engineered.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Have your child kick off their summer vacation by making a miniature water slide!

This simple experiment serves as an introduction to the greenhouse effect.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.