Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

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.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This project explores ways to prevent static electrical shocks.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?