The Brown County 4-H is hosting an open house entitled STEMnition on Saturday. The program is aiming to engage middle school students in STEM, or Science Technology Engineering and Math by showing all the opportunities it can offer. The event will take place at the Tundra Lodge at 865 Lombardi Ave in Green Bay, and will run from 9:00-11:00 AM. There will be hands on exhibits including microscopic animals, human robot controllers, computer coding and more. Those wishing to attend are asked to RSVP bu calling 920-391-4654.