1. The Christmas contraption
By: Cole Lillard
Chantel Matikke
Micah Mcfarland
Spenser Walsh

2. Device Overview
Toy car at top of ramp, parallel with a pipe filled with beads
Car and stopper of pipe held by string attached at top of ramp
Mousetrap pulls strings to untie them and releases car and beads

3. Energy Stored Potential Energy due to gravity Elastic Potential Energy
Car and beads
Elastic Potential Energy
Mousetrap

4. Construction Issues Warping of wood Bracing of legs Material of pipe
Finding way to release strings

5. Conclusion Team worked well, overcame obstacles
Most time spent finding way to release beads and car
Trial and error
Learned to work under a time constraint