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.
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Which trebuchet counterweight design performs most efficiently: fixed or hinged? A hinged counterweight utilizes gravity more effectively, and should outperform fixed design…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Due to pressure caused by a retinal tack that is used to attach the current micro-electrode prosthesis to the surface of the retina, vascular leakage and retinal folding are…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of this project was to examine the properties of resonance and the effects of tension in multi-pendulum system. The independent variable was the amount of tens…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My goal was to learn about how far a rocket flies, depending on several variables. Do rocket trajectory angle, amount of weight, and distribution of weight affect how far a…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The 10th Century Chinese Justice Cup is a simple drinking device with a twist: it dumps all of its liquid through a hole in the bottom after reaching a certain fill level. M…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective is to determine if urea can reduce small engine pollution. Methods/Materials A catalytic device was constructed using a soda can half filled with zinc-plated B…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Our experiment will hope to uncover which adjustment to the heat motor will make it work more efficiently. We will be experimenting with what factor, pendulum wire length or…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this project is to see if all manufactured CDs have the exact same area and perimeter. If not, which brands have more deviations in their manufactured product…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective is to determine which method of pouring agent into an anesthetic vaporizer will cause the least amount of personal exposure to the agent. Methods/Materials I u…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective is to determine if temperature affects the accuracy of a paintball shot. I hypothesized that the room temperature paintballs will be the most accurate. Methods…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My gole was to determine how a trebuchet worked and what goes into making the trebuchet one of the most deadly weapons of its time. Methods/Materials wood, screws, nails, ro…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals To compare solar-powered lighter-than-air technology to rechargeable electric battery and gasoline power systems for cost efficiency and calculate potential utility in the r…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of our experiment is to discover which size and material of spherical projectile delivers the optimal (deepest) penetration into a block of foam, when fired from…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective is to determine whether it is possible to harness wasted gravitational potential energy and convert it into easily accessed kinetic energy. My application of t…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals To find out if altitude, temperature, and average humidity have an effect on the number of home runs hit at Major League Baseball parks. My hypotheses were that: a) ballpark…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective is to determine which material for an acoustic instrument soundboard has the widest range of response as defined by duration of vibrations and amplitude. Metho…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals This project is being done to test which engines oils cause the least amount of friction. The reason I chose this project is to learn which oils are better for cars. Is synt…
CSEF · 2006
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals To determine if the outside diameter of a longboard's wheel affects the speed of a longboard moving down a hill. Methods/Materials In our experiment we tested 70 mm, 65 mm,…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals To see if acceleration remains constant between three different balls, with different masses and different diameters and different materials. Methods/Materials To test my hy…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The two largest manufacturers of baseballs certified for use in Little League Baseball competition are the Rawlings Sporting Goods Company and Diamond Sports Company, Inc. S…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of my project is to determine if a four-stroke engine will run longer on vaporized gasoline than it would on liquid gasoline. I believe the engine will run lon…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this project is to create a noninvasive Depth-Displaying Device (DDD) that would help people with only one functioning eye perform tasks, such as threading a…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this experiment was to see if there was a measurable difference between the rebound heights of drumsticks on a snare drum according to how the mass distributi…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Some pet owners choose to feed their pets outdoors rather than inside. This exposes a pet#s food to dirt and most importantly to other animals such as raccoons or pets owned…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals This project is testing how useful head protection is and which type is the most effective. If the head protection is Full90 then the force will be reduced by 50% compared t…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of this study is to determine the dynamic behavior of a structure and how to passively control the vibrations. Or else stated as: how would damping affect the…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of the project was to see how temperature affects a rubber band's elasticity. The hypothesis was the heated (130 degree Fahrenheit) rubber bands would be most…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this project is to find out exactly how much energy friction exerts on the motor. It was hypothesized that friction should constitute most of the resisting en…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this experiment was to determine if the tying of a typical fireman's rescue knot using a static kernmantle rescue rope would cause a tensile strength reductio…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My project was to see if the repetitive impact of a 10 degree Titanium Driver on a Titleist Pro V1 golf ball would knock the ball out of balance. Methods/Materials I took tw…