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.

1236 projects · showing 391–420 CSEF — clear fair filter Cellular and Molecular Biology — clear category filter Clear all

CSEF · 2015

Archenemy: Acne

Product Science (Biological) (Junior Division Only)

Objectives/Goals This project aimed to demonstrate the range of effectiveness of acne treatments in preventing the growth of Bacillus subtilis (B.subtilis) bacteria. The experiment was carri…

CSEF · 2015

Artificially Formed Stable Interactions

Biochemistry/ Molecular Biology

Objectives/Goals Stable interactions between kidney cells allow them to adhere to each other. Kidney cell adhesions allow functional control of each other. The objective of the experiment is…

CSEF · 2015

Bite Into Beef: Grass-Fed or Grain-Fed?

Product Science (Biological) (Junior Division Only)

Objectives/Goals My objective was to assess subjects' preferences of grass-fed or grain-fed beef. Methods/Materials I Conducted blind taste tests with identically prepared grass-fed and grai…

CSEF · 2015

Bread Rising

Biochemistry/ Molecular Biology

Objectives/Goals We wanted to determine how altering or omitting some of the usual components involved in the chemistry of bread making affected the outcome and composition of the bread. Met…

CSEF · 2015

Brushing with Bacteria?

Product Science (Biological) (Junior Division Only)

Objectives/Goals This study was designed to determine whether 1) if the bacterial load on toothbrush bristles was greater with prolonged usage and 2) what would be the most effective way to…

CSEF · 2015

Chickens + Carotenoids = Quality Eggs?

Product Science (Biological) (Junior Division Only)

Objectives/Goals The objective of this experiment is to determine if adding fruits and vegetables rich in carotenoids to a chicken's normal, daily diet of egg layer feed it will improve the…

CSEF · 2015

Does Green Tea Affect Oral Health?

Biochemistry/ Molecular Biology

Objectives/Goals The objective of the project was to see if green tea inhibit the growth of oral bacteria and therefore have a positive impact of oral health. Does green tea inhibit the grow…

CSEF · 2015

Enzyme Catalase: The Key to Hydrogen Peroxide

Biochemistry/ Molecular Biology Honorable_mention Award

Objectives/Goals In my science fair project, I want to determine whether the change in temperature will have a positive or negative effect in the decomposition reaction between hydrogen pero…

CSEF · 2015

Glucose in Fresh Fruit

Product Science (Biological) (Junior Division Only)

Objectives/Goals The purpose of our science fair project was to test five different types of fresh fruit juices determining which types of fresh fruit juices had the highest and lowest level…

CSEF · 2015

Going Nuts! The Energy Inside an Almond

Biochemistry/ Molecular Biology Third Award

Objectives/Goals Just about everything has potential energy stored in it. The problem is releasing that energy to be able to do some work. A tiny almond contains stored chemical energy. When…

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