CARDboard Illustrative Aid to Computation
id:
cardboard-illustrative-aid-to-computation-283-11957366
title:
CARDboard Illustrative Aid to Computation
text:
CARDIAC is 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 consists of an instruction manual and a die-cut cardboard "computer". The computer "operates" by means of pencil and sliding cards. Any arithmetic is done in the head of the person operating the computer. The computer operates in base 10 and has 100 memory cells which can hold signed numbers from 0 to ±999. It has an instruc
brand slug:
wiki
category slug:
encyclopedia
description:
Learning aid
original url:
https://en.wikipedia.org/wiki/CARDboard_Illustrative_Aid_to_Computation
date created:
date modified:
2023-12-06T02:54:32Z
main entity:
{"identifier":"Q5008796","url":"https://www.wikidata.org/entity/Q5008796"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/e/ec/CARDIAC_emulator_running_power_of_two_program.gif","width":700,"height":500}
fields total:
13
integrity:
15