Civil engineer Blaine Linkous discusses surveying and how it plays into designing buildings with students in downtown Baltimore as part of Easy as Pi student outreach program hosted by the Baltimore Chapter of the Society of Military Engineers in downtown Baltimore Wednesday, March 30. Linkous represented his employer, Maryland-based engineering firm WBCM, which along with the U.S. Army Corps of Engineers was one of several agencies and contractors with work in Science, Technology, Engineering and Math (STEM) that participated in the event geared toward exposing students to the variety of STEM careers that exist. (U.S. Army Photo by Johnita Jackson)