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This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

In this experiment you will replicate the mummification process by making a hot dog mummy.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This experiment evaluates whether frequent texters have better finger dexterity compared to people that rarely use text messaging.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

How powerful is the reaction between baking soda and vinegar? Find out here!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.