This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

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

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This experiment tests which gender is better at catching how a magician performs his tricks.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Find out whether matte or shiny nail polish lasts longer.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

In this science fair project, students make their own rain gauge to measure rainfall.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project idea identifies trees using a dichotomous key.

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