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The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This experiment tests which gender is better at catching how a magician performs his tricks.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

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.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science fair project idea investigates whether plants can survive being frozen.