Educational Technology for Local, State, and U.S. By alabriola Jun 5, 1960 Audio Visual Technology Introduced in Chicago Schools Jun 5, 1960 Instructional Television in Illinois Period: Jun 5, 1960 to Jun 5, 2013 Educational Technology Jun 5, 1970 Projector for Films Jun 5, 1971 First Microprocessor in U.S. Jun 5, 1972 First Scantron in U.S. Jun 5, 1980 Computers for Educational Purposes in Illinois Jun 5, 1981 IBM PC Released Jun 5, 1984 Apple Computer Released Jun 5, 1990 Internet Connection in Schools in Illinois Jun 5, 1997 First T1 Line at Leyden Jun 5, 1998 50 Teachers get Laptops at Leyden Jun 5, 1999 Interactive Whiteboard Jun 5, 2000 All Leyden Teachers get Laptops Jun 5, 2011 Google Apps for Teachers at Leyden Jun 5, 2012 Leyden goes 1:1