Week 9 Outside Meeting #2 - Machine shop

Finally! Success! At the machine shop we used epoxy glue to make the K'Nex base MUCH sturdier. That had to set for an hour. After that, we aligned the system, put tape on the wheel frame and wooden block to remember how to set it, and then mounted the K'Nex base with zip ties. 
Here is a picture of the glue on the base: