COLUMBUS, Ohio--(BUSINESS WIRE)--Ohio Virtual Academy (OHVA), a full-time online public school with Ohio-certified teachers, announced today it will welcome enrolled students and interested families to its Expo and Exploration Day at the Center of Science and Industry (COSI) museum in Columbus, Ohio. The event, which will take place on Thursday, March 21 from 5:30-9 p.m., is open to current and prospective students and families across Ohio. “OHVA is a virtual school that strives to create connections among ...