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.

1624 projects · showing 1021–1050 Engineering — clear category filter Clear all

CSEF · 2010

An Arrow's Flight

Applied Mechanics & Structures

Objectives/Goals The goal of my experiment was to learn at what angle an arrow will fly the farthest distance. Methods/Materials The materials used were: a bow (with a set draw length and we…

CSEF · 2010

Black Widow Dragline Strength

Applied Mechanics & Structures Second Award

Objectives/Goals I am interested in spiders because they rely on the strength of their silk for their own support and to capture and hold their prey. Silk is expensive to make, but I thought…

CSEF · 2010

Can Smaller Eggs Support More Weight?

Applied Mechanics & Structures Honorable_mention Award

Objectives/Goals This experiment was designed to determine the relative strengths of eggs of different sizes. We made an apparatus to load weights onto a wooden platform, which was supported…

CSEF · 2010

Common Crash Cushions

Applied Mechanics & Structures

Objectives/Goals To build and test different crash barriers that effectively reduce the impact force on the vehicle colliding with them. Methods/Materials Construct a very durable "vehicle."…

CSEF · 2010

Floating Cylinders

Applied Mechanics & Structures

Objectives/Goals The purpose of this experiment was to determine how the aspect ratio of a floating wooden cylinder affected its tilt angle. Methods/Materials To conduct the experiment paint…

CSEF · 2010

Friction Dampers: Putting the Brakes on Earthquakes

Applied Mechanics & Structures Honorable_mention Award

Objectives/Goals Every year major earthquakes around the world damage buildings, cause severe injuries, and death. Damaged buildings can be dangerous to enter after an earthquake. Families m…

CSEF · 2010

Green Concrete for Safer Infrastructure

Applied Mechanics & Structures

Objectives/Goals The rubberized concrete has superior damping performance for dissipating seismic energy and protecting structures. At the same time, instead of disposing the waste to a land…

CSEF · 2010

It Will Blow You Away

Applied Mechanics & Structures Fourth Award

Objectives/Goals I wished to see which variables on a vortex cannon ( lip size, diaphragm tension, and distance between cannon and force meter) affected the force produced by the vortex cann…

CSEF · 2010

Launch It!

Applied Mechanics & Structures

Objectives/Goals I was wondering what the effect of variance in settings on the range of a trebuchet was. I believed that a ratio of 1-4 on the arm would produce the best ranges. I also thou…

CSEF · 2010

Pulling Weight on... Mars?

Applied Mechanics & Structures

Objectives/Goals The objective was to determine which of four different types of tread would provide the best traction while pulling a weighted payload trailer on a model of the Martian land…

CSEF · 2010

Refractory: The Ideal Proportion

Applied Mechanics & Structures Fourth Award

Objectives/Goals The goal of this experiment was to find the most insulating, durable and inexpensive refractory material for utilization in the non-ferrous industry. Methods/Materials Two i…

CSEF · 2010

Roof Truss Designs

Applied Mechanics & Structures Second Award

Objectives/Goals My objective for this experiment was to see which roof truss design can hold the most amount of weight and how much the roof truss bends before breaking. Methods/Materials 5…

CSEF · 2010

Stroke

Applied Mechanics & Structures

Objectives/Goals This project examined the effects of stoke on a reciprocating engine. I am doing this experiment because I have always been curious why some engines have very long strokes,…

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