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This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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 objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The objective of this experiment is to evaluate the effects of acid rain on plants.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This project involves the programming and development of a 3D Rubik's Cube application using C++.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

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

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.