The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea explores the egg's thin membrane.

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

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This project determines what category of person is most likely to be ticklish.

In this project students experiment with making music using only glasses of water.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Discover whether a metal will expand under hot water.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This project investigates the affect of storage temperature on microwave popcorn.

The objective of this science project is to determine the length of time for different seeds to germinate.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this project, a basketball containing different psi is dropped to see how well it bounces.

This science fair project idea investigates whether air has mass and weight.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.