In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

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

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

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

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.

This science experiment tests if dog saliva can really help heal wounds.

This science fair project idea investigates the difference in reaction times between boys and girls.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

In this science fair project you will make a model of a cell membrane using very simple material.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project idea examines which type of insulation holds in the most heat.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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

This science fair project idea provides evidence that air is everywhere and takes up space.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

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