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.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.

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 are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

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

Will people perceive your intelligence differently depending on your hair color? Find out in this science fair project idea!

Can cells be frozen? This science fair project provides information to answer this question.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.