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.

79 projects · showing 61–79 2009 — clear year filter Cellular and Molecular Biology — clear category filter Clear all

CSEF · 2009

The Toxic and Non-Toxic Cleaning Wars

Product Science (Biological) (Junior Division Only)

Objectives/Goals The purpose of this experiment was to determine if non-toxic cleaners work as well, or are more effective than toxic cleaners. Methods/Materials Five small circles of blotte…

CSEF · 2009

Very Vitamin C

Biochemistry/ Molecular Biology

Objectives/Goals To determine the vitamin C content of different types of orange juice. Methods/Materials Samples of three different kinds of orange juice: a. Home-made fresh-squeezed b. Pre…

CSEF · 2009

Vitamin C Amounts in Alfalfa Sprouts

Biochemistry/ Molecular Biology

Objectives/Goals The purpose of my experiment is to test if the amount of vitamin C in alfalfa sprouts changes over a period of time. Also, I want to find out if the amount of vitamin C diff…

CSEF · 2009

Vitamin C Content: Analysis of Food by Titration

Biochemistry/ Molecular Biology Third Award

Objectives/Goals Which fruit & vegetable juices contain the most amount of Vitamin C? Does temperature affect vitamin C and does it have antioxidant properties? Does the amount of vitamin C…

CSEF · 2009

Vitamin "C"itrus

Biochemistry/ Molecular Biology

Objectives/Goals My objective was to learn if oranges have the most vitamin C out of the citrus fruits I tested. Methods/Materials I used cornstarch and iodine to test different citrus fruit…

CSEF · 2009

Vitamin C: Mortal in Heat, Immortal in Cold

Biochemistry/ Molecular Biology Honorable_mention Award

Objectives/Goals To determine vitamin C stability in citrus fruits stored at room temperature (28 degrees Celsius) for two weeks. Methods/Materials 10 percent tangerine (Citrus reticulata) j…

CSEF · 2009

Which One to Use?

Product Science (Biological) (Junior Division Only)

Objectives/Goals My project's objective is: Will different types of antiperspirant gel deodorant affect the growth of bacteria? Does deodorant have an affect on bacteria. Methods/Materials M…

CSEF · 2009

Your Carpet: The Unexpected Culprit

Product Science (Biological) (Junior Division Only)

Objectives/Goals The goal of my experiment was to test different types of carpets and analyze which one would arrest the most bacterial growth. I believe that the antimicrobial carpet will w…

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