This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

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

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This basketball project explores the best way to make the perfect shot every time.

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

Explore the belief in astrology as a predictive system.

This tactile activity helps kindergarteners learn about texture.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

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

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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

In this experiment you will use plastic and magnets to test your local soil composition.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Determine whether the relationship between a personâs armspan and height are genetic.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.