Engineerio is a free unblocked puzzle game that you can play for free at Yoob Games on any device. This is one of our many featured games with a rating of 8/10 (from 1 votes). Engineerio is one of many puzzle games that you can play. If you want to play more games like this, then check out Piggy Bank Adventure or Catch It. To play even more unblocked games view our best Yoob games page.