Toy Computers

• 1950, Edmund Berkely's Simon (plans only, $300 to build)
• 1955, Oliver Garfield Co. GENIAC (GENIus semi-Automated Computer)
• 1958, EBEX SCHOOL's MICROLOG, $38.50, Electronics Illustrated, Dec 1958
• Berkeley Enterprises BRAINIAC K-20
• Berkeley Enterprises BRAINIAC K-30, 1959, $17, Science Digest
• CALCULO Analog Computer, 1959, $17, Science Digest
• 1960, unnamed (plans only), Electronics Illustrated, Jan 1960
• Minivac 601, 1964, $135, Science Newsletter (aka Science News) (maybe 1961)
• Minivac 6010, 1964
• Bell Labs CARDIAC (CARDboard Illustrative Aid to Computation), 1966
• ESR Digi-comp I
• ESR Digi-comp II
• Turing Machine choo-choo
• Hillis Tinker Toy Tic-Tac-Toe computer
• Think-a-Tron
• 1971, Science Fair SF-5000
• Science Fair Digital Computer Kit
• Science Fair Microcomputer Trainer
• ESR Think-a-Dot
• ESR Dr. Nim
• Kosmos
• Philips
• Norac

Educational Computers

• Heathkit EC-1
• Heathkit ET-3400
• KIM-1
• SYM-1
• AIM65