Old Gadgets 
Cool Old Gadgets: Simon(0)
Simon was a round tiny buddy with 4 lights which created provoking sounds and flashlights.
Cool Old Gadgets: Casio CFX-9850G
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Image source: calculators.torensma.net
First made in the year 1996, there were countless variations of the Casio CFX-9850G. The 9850 series models have 3-colour screens except for the fx-9750G which is black and white. The 9950G has 64k memory compared to the 32k of the first 9850G. Later [...]
Cool Old Gadgets: Nintendo Game & Watch
The Game & Watch were handheld electronic games manufactured by Nintendo and made by its game designer Gunpei Yokoi from 1980 to 1991. Most featured a single game that might be played on an LCD screen, as well as a clock and an alarm.
Cool Old Gadgets – Sony Walkman
Walkman was Sony’s audio cassette player brand. The original Walkman introduced a change in music listening habits, letting people to carry their own choice of music with them.