3rd - 7th Grade Science Activities : Page 11

This science fair project idea explores the different properties of matter.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

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

Make a backbone model to explore human anatomy and life science.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Do different types of oil mix or stack? Find out in this science fair project idea!

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

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

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

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

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

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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.