Greensburg High School math teachers and some of their colleagues on Fridays wear T-shirts with a math equation to foster staff cohesion and to encourage students to learn math. The shirt reads, "√-1 2³ Σ π ... and it was delicious." From left, Nicole Batta, Brian Kuchaes, Danielle Mize, Zach Baker, Gary Bailey, Dan Kinsey, Kevin Layton, Bryce Mize and Mike Novak. Batta is the science department chair, Danielle Mize is the math department chair, Bailey is a social studies teacher and Novak an industrial technology teacher. All others teach math.