Search past science fair projects

CYSF · 2026

How Heart Rate Affects Cognitive Functions

Bronze Medal

In this project, we will see how heart rate affects brain functions. We will figure this out by making two test sheets. A group of people will do this.

CYSF · 2026

How Homeopathic Treatment Can Be An Alternative To Certain Surgeries

I researched about how Homeopathy treatment of diseases (developed by Dr. Samuel Hahnemann in 18th century) can cure surgical case with medication. I did case study of patients who were advi…

How Laundering Affects UV Blockage in T-Shirts

Materials Science (Junior Division) Fourth Award

Purpose: Ultraviolet (UV) radiation from the sun can damage human skin, and many rely on clothing for protection. However, the UV blocking ability of fabric may decrease after repeated laund…

How Many Magnets to Stop a Maglev?

Electronics & Electromagnetics (Junior Division)

As trains advance more and more every day safety becomes the highest priority in maglev train engineers designs. The objective of this experiment is to stop a maglev train short of the safet…

How Much Drag Can a Fish Knot Carry?

Applied Mechanics (Junior Division)

My project title is How Much Drag Can A Fish Knot Carry? Through my research, I learned that most line breaks and loss of fish id due to the breakage at the knot. The knot has always been a…

How Much Hidden Degradation Is Behind Your Favorite Drinks?

Product Science (Junior Division) First Award

Millions of beverages are discarded annually due to improper storage, yet consumers lack simple tools to assess whether a drink has degraded. This project investigates how four common storag…

CWSF · 2026

How phone distraction effects memory recall

Health & Wellness

This science fair project investigated whether cellphone distraction affects short-term memory recall. The experiment involved two groups of participants: one group completed the task withou…

CYSF · 2026

How Physics, Materials Science, and Human Limits Determine the Maximum Possible Height of Skyscrapers

This project would explain what limits how tall skyscrapers can be by looking at physics, materials, and human factors. It would cover how a building’s weight increases stress on lower floor…

CYSF · 2026

How planes fly

My project is about how planes fly/about forces of flight and lift,weight,trust and drag and also who discovered lift and all those forces.

CYSF · 2026

How plants survive.

Gold Medal

Seeing how plants survive in space, land, and under water.

CYSF · 2026

How Plastic Affects Wildlife and Humans

how plastic affects humans and animals

How Pollution Affects Sound Clarity Underwater

Physics & Astronomy (Junior Division)

Water pollution can affect several aspects of aquatic environments, underwater location systems, and further scientific study. The purpose of my experiment was to determine whether different…

CYSF · 2026

How quantum entanglement will help with communication in the future? (Quantum Connections: The future of communication)

Bronze Medal

This project explores quantum entanglement and how it can be used in Quantum Key Distribution (QKD) to create the potential for far more secure communication.

CWSF · 2026

How Question Wording Changes Opinions

Health & Wellness

Is it possible to affect the answer to a question by altering the way you ask it? Yes it is. I surveyed around 45 people in total to see exactly how much question wording can change opinions…

CYSF · 2026

How Screen Time Affects Human Behaviour

Go through various websites to research how different amounts of screen time can affect the human behaviour.

How Sleep Restriction Affects Cognitive Performance: A Multivariate Analysis of Longitudinal Data

Medicine & Physiology (Senior Division)

Sleep deprivation is a widespread public health issue that is known to impair many areas of cognitive function mainly due to its normalization in today's modern society. Yet, its effects und…

How Subconscious Priming Influences Our Actions

Cognitive Science (Junior Division) Fourth Award

Priming is a psychological phenomenon that has a large impact on many aspects of society, including our day-to-day decisions. A particular form of priming, masked priming, can bias people's…

CYSF · 2026

How to Make Cheese

A project about cheese and the science behind it.

CYSF · 2026

how to treat teenage acne

we will be sending out a survey people are gone do than we are going to collect the results compare answers and research the actual science behind the answers

CYSF · 2026

How we can utilize biological control to save pine trees from bark Beatle pest problem

Aiden and I will do a research project on how we can resolve the pine beetle problem in Alberta

CYSF · 2026

How well does hand sanitizer actually disinfect your hands compared to washing them?

Gold Medal

The experiment will test the amount of bacteria on a Petri dish after touching dirty things and using hand sanitizer and soap and water.

CYSF · 2026

How Wheel Tightness Affects a Tech Deck

How does tightening or loosening the wheels of a Tech Deck affect how far it rolls and how high it jumps during a trick.

CYSF · 2026

How/which stem cells, multi-potent vs. pluripotent, are viable treatments for Alzheimers Disease

Bronze Medal

Finding a cure or method to inhibit the deterioration of the brain for individuals with Alzheimers Disease using stem cells, specifically Neural Stem Cells, Mesenchymal Stem Cells, Embryonic…

CYSF · 2026

How wing shape and surface area influence the speed and distance of a paper airplane

Bronze Medal

Testing if changing the wing shape and surface area of a paper airplane affects its flight distance and flight speed/ time in air.

CYSF · 2026

how would life adapt and evolve on high gravity planets

showing how would living organism would survive the rough conditions of a high gravity planets

Human Stem Cell Derived Extracellular Vesicles for the Treatment of Neurodegenerative Disease

Biomedical and Health Sciences

Extracellular Vesicles (EVs) are tiny particles containing biomaterials that have been noted for their regenerative capabilities and potential, especially for treating neurodegenerative dise…

CWSF · 2026

Hungry Hungry Fungi: How plastic pre-treatments affect fungal interaction with LDPE and PET plastics

Environment & Climate Change Bronze Medal

This project studied how different ways of preparing plastics affect how certain types of fungi interact with plastic waste. Two common types of plastic were either applied abrasion with san…

Hurricane Forecasting Using Comprehensive Multivariable Machine Learning Modeling With Atmospheric Temperatures, Polar Motion, and Sunspot Numbers

Earth and Environmental Sciences Fourth Award

Nine of NOAA’s top 10 costliest natural disasters were major hurricanes, highlighting the logically clear need to protect the 40% of the global population living near coastal areas. Despite…

Hybrid CNN-LSTM Network Intrusion Detection System Utilizing Multi-Task Learning and Simulated Network Defense

Computational Science (Senior Division)

Cybercrime threatens critical infrastructure, economic assets, and privacy, with financial loss from cybercrime continuing to increase each year. The proliferation of increasingly complex, c…

CWSF · 2026

HybridCSP

Digital Technology Bronze Medal

Constraint satisfaction problems are widely used in scheduling, logistics, and planning systems. Classical solvers handle most instances efficiently, but hard instances trigger exponential s…