Science fair project that determines how your mirror image differs from your actual image and how virtual images are constructed.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This project concerns activity happening millions of miles away, on the sun.

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

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

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.