The Smileyface Stamp-o-matic™The Smileyface Stamp-o-matic™

Connor Will Anthony Quinten

Overview of ContraptionOverview of Contraption

The object of our device The object of our device is to stamp an ordinary is to stamp an ordinary sheet of paper with a sheet of paper with a smileyface. ( )smileyface. ( )

All parts were found All parts were found around the house except around the house except for the stamp and the for the stamp and the pulleys.pulleys.

PricesPrices PVC pipe - $3.00PVC pipe - $3.00 Pulleys - $4.00Pulleys - $4.00 Stamp - $.50Stamp - $.50 Mousetrap - $.50Mousetrap - $.50 Weight – $3.00Weight – $3.00 Marble - $.75Marble - $.75 Pulley Support - $3.00Pulley Support - $3.00 Wood - $5.00Wood - $5.00

Marble inserted here

Stamp here

Device RequirementsDevice Requirements

Conservation of Energy:Conservation of Energy: Ball - Gravitation Potential Energy to Kinetic EnergyBall - Gravitation Potential Energy to Kinetic Energy Mousetrap – Elastic Potential Energy to Kinetic EnergyMousetrap – Elastic Potential Energy to Kinetic Energy

Projectile Motion:Projectile Motion: Ball becomes a projectile as it leaves the PVC pipeBall becomes a projectile as it leaves the PVC pipe

Collision:Collision: Weight hits the lever that stamps the paperWeight hits the lever that stamps the paper

ConclusionConclusion

Device works 99.9% of the time.Device works 99.9% of the time.

Other conflicts include team member’s Other conflicts include team member’s time conflicts, limited space for building, time conflicts, limited space for building, and device not functioning properly every and device not functioning properly every time.time.

Project was finished, despite the random Project was finished, despite the random placement of set mousetraps around our placement of set mousetraps around our work station. work station.