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 121–150 CSEF — clear fair filter Cellular and Molecular Biology — clear category filter Clear all

CSEF · 2019

Effect of pH on Teeth Staining

Biochemistry/ Molecular Biology

Objectives The purpose is to assess the effects of various pH levels prior to drinking tea with respect to teeth staining. Methods Extracted teeth were collected, sterilized, and bleached. D…

CSEF · 2019

How Long Til You Burn?

Product Science (Biological) (Junior Division Only)

Objectives The objective of this study is to determine the effectiveness of sunscreens with varying SPF values over the course of 2 hours and if the higher SPF value corresponds to better pr…

CSEF · 2019

How Much Glucose Is in That Drink?

Product Science (Biological) (Junior Division Only)

Objectives I want to see if a glucometer, commonly used by diabetics, can be used to accurately determine whether or not a drink has glucose in it and can it tell how much glucose is in a dr…

CSEF · 2019

How to Maximize Iron Absorption from Food

Biochemistry/ Molecular Biology

Objectives The objective of this experiment is to determine how different stomach pH levels affect the rate iron is dissolved from an iron-rich food. Methods Almond meal, hydrochloric acid,…

CSEF · 2019

Inhibiting Rabies at the Molecular Level

Biochemistry/ Molecular Biology

Objectives The goal for our project was to find the best ligands to successfully inhibit the p75 neurotrophin receptor, which is one of the receptors that rabies uses to take over the cell.…

CSEF · 2019

KT Tape: Help or Hype?

Product Science (Biological) (Junior Division Only)

Objectives Does Therapeutic Kinesiology Tape (KT) actually improve an athlete's performance and does the athlete's opinion about whether KT tape is helpful affect their performance. Methods…

CSEF · 2019

Making Better Bread by Modifying a Yeast

Biochemistry/ Molecular Biology Honorable_mention Award

Objectives This project tests the hypothesis that yeast (Saccharomyces cerevisiae) lacking mitochondria will make larger and fluffier bread. Methods Materials: Conical Tubes, Glycerol (YPGE)…

CSEF · 2019

Oxygen Saturation in Hemoglobin

Biochemistry/ Molecular Biology

Objectives The objective of my project was to prove/disprove a correlation between the amount of glucose dissolved in the blood stream and the oxygen saturation level. Methods I used a comme…

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