4th - 8th Grade Science Activities : Page 2

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

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

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

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

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Make sourdough bread...and learn some colonial history and modern science in the process!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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

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

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

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

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

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Take a dive into the candy jar with this yummy science experiment.

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

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Discover how and which salt melts ice the quickest.

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

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

Find out which type of sponge holds the most water.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This experiment will evaluate if chewing gum affects students' test performance.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.