October 2017 Page 6 of 8

Tech Demo 3: Gumball Dispenser

    For Tech Demo 3, Rachel and I decided to make a simple gumball dispenser. A string attached to a servo operated by a switch uses a…

Tech Demo 3: Gripping Arm

Brandon Darreff and Evan Hill For the tech demo 3, we created a gripping arm based on the motion of a finger curling. We aimed to find a…

Tech Demo 3: Hair Brushing Machine

For Tech Demo 3, Warren and I created a hair brushing machine. A hair brush, attached to a rack and pinion drive, moves back and forth over a…

Museum Observation: S-Shaped Water Wall

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Tech Demo 3: Whac-A-Mole

We created a Whac-A-Mole game with solenoid moles and a two-digit score counter. At random intervals, a random solenoid piston will extend. If the extended piston is hit…

Museum Observation: Bike Wheel Maker

The bike wheel maker is located in the garage area of the museum. This exhibit lets people make and test a wheel using a wood frame, bungee cords,…

Tech Demo 3: Drawing Machine

Josh and I made a drawing machine with a planetary gear head. We attached the carrier plate for the smaller gears to a D/C motor and connected the…

Museum Observation: Shy Lights | Charles Sowers (2015)

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Museum Observation: Unicycle Merry-go-round

At the museum, I spent a long time wandering around the museum and observing different exhibits before settling in front of the unicycle merry-go-round in the left side…

Museum Observation: Multiple Ball Rube Goldberg

At the museum, I watched a 3-4 year old boy play with a multiple ball Rube Goldberg machine while an older parent or guardian watched. I was on…