Some adjustments were needed in the demos as can be seen here.
There was a lot of traffic at the booth, which restricted my ability to search though the brick piles for needed bricks. Multiple times there 7-9 year olds asking very hard questions on operation of the Brick Controller and how I constructed the demos.
Explaining to a very bright 7 year old how the Brick Controller worked |
Busy Day |
Did not get much time to eat so these were very helpful.
Finally here are some short videos from some of the train oriented MOCs