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.
Plant Sciences
Leucaena leucocephala, popularly known as "Leucena", is an exotic plant that has spread throughout the country, after being introduced in Brazil to complement the feeding of cattle. In Campo…
Plant Sciences
In the near future, humans will begin to explore and colonize Mars. As a result, methods of in-situ resource utilization must be developed and tested to increase the likelihood of survival o…
Plant Sciences
Fourth Award
This work reports the design, fabrication, and testing of a novel minimally-invasive mechanical delivery system that can potentially transport therapeutics to Huanglongbing (HLB) affected tr…
Plant Sciences
According to the World Resources Institute, by 2050 the human population could reach 9.6 billion, creating potential food security and availability issues throughout the world. Tomatoes are…
Plant Sciences
The purpose of my experiment was to determine the effects of Ipomoea aquatica on pH levels and dissolved oxygen concentration on water quality, particularly the water quality of the Kapakahi…
Plant Sciences
With climate change continuously imposing detrimental effects towards the environment, identification of solutions increasingly necessitates. One potential solution is soil sequestration. Im…
Plant Sciences
This project was conducted to investigate effects of simulated gravitational force applied to germinating plants through circular acceleration. It was hypothesized that increased acceleratio…
Plant Sciences
As the human population swells, sustainable food sources become increasingly important. This novel project determines the effects of ultrasonically diffused Gold Nanoparticles (AuNPs) on the…
Plant Sciences
This project explored the potential of utilizing soybean curd residue (SCR) to increase soil productivity and drought resistance by analyzing its effects on the nitrogen and potassium concen…
Plant Sciences
About 20 typhoons devastate the Philippines annually. This, along with lengthy rainy seasons, caused wastage of over 12.5 million tons of rice since 2001. Moreover, Filipino farmers have no…
Plant Biology
First Award
Objectives Since plants are the major source of food for our planet, a comprehensive understanding of factors affecting their growth and development is critical. This project employed classi…
Plant Biology
Objectives The purpose of my science fair project was to determine if the application of genetically modified soybean meal fertilizer would result in negative growth outcomes and environment…
Plant Biology
Honorable_mention Award
Objectives In 2017, I observed that California avocado farmers lost over $50 million in crop damage due to root rot caused by Phytophthora Cinnamomi. I own a small grove of avocado trees tha…
Plant Sciences
Seedling mortality from water deficit during rain delay period is a major problem of highland rice farming. The objective of this project is to investigate a method to protect the rice seeds…
Plant Sciences
Third Award
12% of the global population is impacted by undernutrition, the number one risk to health worldwide, affecting one in three children in developing countries. Fresh produce has large nutritio…
Plant Sciences
This project proposes alternative and innovative ideas for the use of manure released by animals such as fertilizer, providing the rural worker increase their income and propose better quali…
Plant Biology
Honorable_mention Award
Objectives The objective of my study was to use a Smart Plant Tracker to research how C3, C4, and CAM plants would cope with Global Warming in order to understand the impact of rising temper…
Plant Sciences
In the present investigation we compare eight types of substrates in sexual and asexual propagation C. officinalis in proportions (70% humus + 20% organic soil + sand 10%); ( 70% litter + 20…
Plant Sciences
Rice (Oryza sativa) is the staple food for more than half of the world’s population and the main energy source for billions of people worldwide, especially in less developed areas because it…
Plant Biology
Objectives This project focused on the question, which aqueous plants could affect the growth of blue- green algae in lakes and ponds, preventing dead zones from forming and allowing a natur…
Plant Sciences
The goal with this Juglone experimentation is to create a purely organic substance that can stunt the growth of unwanted trees. Juglone is the chemical compound that naturally occurs through…
Plant Sciences
Bacteria frequently couple specific phenotypes to cell density through the exchange of low-molecular weight chemical signals. This phenomenon is known as quorum sensing (QS) and allows these…
Plant Biology
Objectives The objective was to learn what organic solutions would effect plants growth. Methods Scarlet globe radish seeds, planters, and soil, were purchased and organic materials were gat…
Plant Sciences
As Earth’s climate continues to rapidly change, rising sea levels and pressure on fresh water reserves has made many staple crop plants, especially rice, extremely vulnerable. With arable co…
Plant Sciences
Beta carotene is a precursor to vitamin-A, a deficiency of which has been linked to blindness. Beta carotene has been found in the endosperm of corn, but not the pericarp. My study will seek…
Plant Sciences
Recently, the number of patients suffering from food poisoning is increasing. The best way to decrease food poisoning is to eliminate its causes. To do this, we have tried to develop edible…
Plant Sciences
White clover (Trifolium repens) has compound leaves, usually with three leaflets. The plant occasionally produces leaves with four leaflets, the so-called four-leaf clover, which is a symbol…
Plant Biology
Objectives The objective of this project is to find the most suitable quantity of gibberellic acid to create the most growth in snow pea plants. Methods Gibberellic acid (powder form), digit…
Plant Sciences (inferred)
When I had first thought of this project, my hypothesis is that the pole beans are going to all grow tallest, the pole beans without the plastic/paper will grow best out of the three, the pe…
Plant Biology
Objectives Microplastics are small pieces of plastic found in the environment and are harmful to animals. I wondered if microplastics could affect plants. The objective of this project was t…