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

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

The goal of this project is to create an exciting topographical map out of dough.

This science fair project idea determines what household items are good conductors of electricity.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

In this science fair project, students create their own miniature salt flats at home.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project idea determines what household items are good conductors of electricity.

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.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

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

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

This science fair project idea produces varying pitches of sound.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

This science fair project idea produces sounds by creating vibrations using different objects.

This science fair project idea determines if the color of light affects the growth of plants.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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 science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.