Science Activities : Page 3

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Start your toy engines -- this is going to be a fast and friction-filled race!

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

In this activity, your child will be challenged to make a tower using paper cups.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Create a self-portrait from natural materials in this collage craft activity!

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Learn all about balance and motion as your child designs a corn maze!

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Help your child plant a "tea garden": a garden made of herbs for making teas.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.