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 181–210 CSEF — clear fair filter Cellular and Molecular Biology — clear category filter Clear all

CSEF · 2018

Avocado Oxidation

Biochemistry/ Molecular Biology

Objectives/Goals The objective of this study is to determine which method of avocado storage results in the least amount of avocado oxidation. Methods/Materials 15 avocado halves (some with…

CSEF · 2018

Biomass to Biogas

Biochemistry/ Molecular Biology Third Award

Objectives/Goals My problem statement is "Does temperature affect the production of biogas when starting with the same quantity of biofuel?" I hypothesize the floating drum exposed to the mo…

CSEF · 2018

Brushing with Bacteria

Product Science (Biological) (Junior Division Only)

Objectives/Goals Contaminated toothbrushes have been shown to grow microorganisms. The scientist conducted a study to see the effectiveness of different methods of toothbrush cleaning on too…

CSEF · 2018

Going Bananas over Fruit Ripening?

Product Science (Biological) (Junior Division Only)

Objectives/Goals The objective of this project is to determine if banana ripening is prolonged using larger than necessary food preservation bags. Methods/Materials Bananas, large and small…

CSEF · 2018

Inhibiting Escherichia coli

Product Science (Biological) (Junior Division Only)

Objectives/Goals The objective of my study was to determine the efficacy of 5 antimicrobial substances at inhibiting the growth of Escherichia coli. I also wanted to examine whether combinat…

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