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Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

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.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

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

Science fair project that determines whether wireless networks damage living plants. Are WiFi radiation hazardous to your health?

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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 experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

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.

Science fair project that tests whether cats have a preference for organic food.

This science fair project idea discovers the average time it takes for a person to remember something completely.

Science fair project that compares tap water and bottled water for the presence of common impurities.

This science fair project idea produces varying pitches of sound.

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 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.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.