CARDboard Illustrative Aid to Computation

CARDIAC (CARDboard Illustrative Aid to Computation) was a learning aid developed by David Hagelbarger and Saul Fingerman for Bell Telephone Laboratories in 1968 to teach high school students how computers work. The kit consisted of an instruction manual and a die-cut cardboard "computer".

CARDboard Illustrative Aid to Computation

CARDIAC (CARDboard Illustrative Aid to Computation) was a learning aid developed by David Hagelbarger and Saul Fingerman for Bell Telephone Laboratories in 1968 to teach high school students how computers work. The kit consisted of an instruction manual and a die-cut cardboard "computer".