Search past science fair projects

38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.

17387 projects · showing 9571–9600 CSEF — clear fair filter Clear all

CSEF · 2011

Up, Up, and Away

Physics & Astronomy

Objectives/Goals To predict gross lift for a hot air balloon before flight testing. Methods/Materials Measure the volume of the balloon. Test for temperature inside the balloon. Weigh the ba…

CSEF · 2011

Used for Tools and Death for Fools

Pharmacology/ Toxicology

Objectives/Goals The objective was to determine whether crickets exposed to lead contaminated water would develop more aggressive behavior and exhale a lower level of carbon dioxide. My hypo…

CSEF · 2011

Used Motor Oil and Plants

Pharmacology/ Toxicology

Objectives/Goals The objective was to determine the effect of used motor oil on bean plants by measuring plant height. The prediction was that the plants placed in the contaminated soil woul…

CSEF · 2011

Using a Digital Camera to Measure Skyglow

Product Science (Physical) (Junior Division Only)

Objectives/Goals My overall objective is to determine the effects and compare photos that were taken at night. Different locations affected by light may produce a different number of pixels…

CSEF · 2011

Vitamin C Fever

Biochemistry/ Molecular Biology

Objectives/Goals The objective of my project was to find out if heat or refrigeration affects the amount of Vitamin C in freshly-squeezed orange juice. My hypothesis was that heating orange…

CSEF · 2011

VitaPlants

Plant Biology

Objectives/Goals My project's goal was to determine if vitamins affected the growth of a plant. For this purpose, I used Vitamin B, C, and D and Tap Water. Methods/Materials Three bean seeds…

CSEF · 2011

Vortex Power

Applied Mechanics & Structures

Objectives/Goals The United States military and various law enforcement agencies are studying the use of non-lethal weapons to reduce the potential for casualties, reduce the risk of alienat…

CSEF · 2011

Waste for Waste: Get a Hair Cut, Save a Beach

Environmental Engineering (Junior Division Only)

Objectives/Goals The objective is to determine what type of human hair absorbs crude oil from salt and or fresh water the most. Methods/Materials Nylon stockings, crude oil, iodized salt, wa…

CSEF · 2011

Water with a Zap!

Electronics & Electromagnetics

Objectives/Goals Purpose Our project was to determine if the output voltage of our homemade hydro-electric generator will change linearly, exponentially or not at all when you increase the h…

CSEF · 2011

Weedfinder: An Eco-Friendly Herbicide Sprayer

Electronics & Electromagnetics First Award

Objectives/Goals Design and build a device using simple electronic components and a microcontroller to detect weeds in vineyards. This eco-friendly system will lower farmers' operating costs…

CSEF · 2011

What a Lift: Force and Fluid Dynamics

Aerodynamics/ Hydrodynamics (Junior Division Only)

Objectives/Goals By simulating greater depth of water, can I create more force to lift greater weight at greater acceleration, as predicted by Newtons 2nd and 3rd laws? Methods/Materials Con…

CSEF · 2011

What Golf Ball Would You Choose?

Product Science (Physical) (Junior Division Only)

Objectives/Goals The purpose of this experiment was to determine the performance of different golf balls on a putting green. Does it matter what ball is used, if it's dirty, how many dimples…

CSEF · 2011

What Hand Cleaners Kill Bacteria the Best?

Product Science (Biological) (Junior Division Only) Honorable_mention Award

Objectives/Goals The objective of this project was to determine which of the various household hand cleaners was the most effective in killing bacteria. Methods/Materials The project was div…

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