Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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

This biodiversity project examines the biodiversity in your own backyard.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

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

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

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

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

In this design challenge, your child will create a parachute for a small toy using typical household items.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.