I'm knackered and can barely stand up. The kids had a ball:
Note the crest of the Denver Mad Scientists Club with the motto "Summas Scientes, Noli Hic Domi Temptare"* Extra credit if you can translate that.
Normally face painters don't interest me all that much as they seem to be limited to a bouquet of flowers or a cheesy unicorn. The one here was good:
The show was primarily aimed at the kids so not so much the commercial booths aimed at the grown up Mad Scientists and inventors. Lots of interactive stuff.
*We are experts. Do not attempt this at home.