These are our Tuesday night teams and all middle schoolers - many of which are sixth graders.
http://www.vexmen.com/2015/03/vexmen-build-highlights-from-skyrise-part-2/
Come read about all of them but here is an example from one team.
Here is 80B Beast which showed us to save weight on the top of the double reverse four bar, you don’t need a four bar up top at all! (face palm ensues) The front of the top bar will stay in line and controlling the horizontal placement of the grabber can be done in code and a much lighter mechanism.
