In this science fair project, students use the streak test to tell minerals apart from each other.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

This science fair project idea investigates the hardness property of minerals.

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

Test whether plants can grow without sunlight and water.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This project tests the hypothesis that dark colors absorb more heat than light colors.

In this project, different brands of microwave popcorn are tested and compared.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

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

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This science fair project examines how seeds hitchhike on animals and clothing.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

This science fair project idea determines what household items are good conductors of electricity.