Tinker and test your way through a score of displays provided by local engineering firms and find the fun in what engineers do! Local elementary and high school teams will show off their robotics skills. Engage your brain as you make and take and explore the many ways engineering happens in the Rock River Valley! Organizations and professional societies participating include: Advanced Machine & Engineering, American Society for Quality (ASQ), Aqua-Aerobics Systems, Collins Aerospace, Danfoss, Exelon-Byron Generating Station, FIRST Lego League, Fehr Graham, Institute for Electrical and Electronics Engineers (IEEE), Ingersoll Machine Tools, Illinois Society of Professional Engineers - Rockford Chapter, National Society of Black Engineers, NICOR Gas, Rockford Makers, Rockford Robotics, Superior Joining Technologies, Stateline Robotics, TAC Rockford, Thermo Fisher Scientific, Underwriter's Laboratory (UL), and Woodward. Included with Discovery Center admission. Sponsored by TAC Rockford, Illinois Society of Professional Engineers - Rockford Chapter, Advanced Machine & Engineering, Thermo Fisher Scientific, Exelon - Byron Generating Station, Dr. Zak Pediatric Dentistry, and the Illinois Space Grant Consortium.