Statistics for Things Named for Inventors

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Description	Invention	% Correct
3-D puzzle popular in the 1980s	{Rubik}'s cube	99%
Method of telegraph communication	{Morse} code	91%
Amusement park ride	{Ferris} wheel	90%
Two pieces of bread with fillings between them	Sandwich	86%
Decapitation machine	Guillotine	84%
Method of reading for the blind	{Braille}	83%
Laboratory equipment that produces a gas flame	{Bunsen} burner	79%
Place where cells are cultured	{Petri} dish	79%
Device for measuring radiation	{Geiger} counter	70%
Diagram that shows the union and intersection of different sets	{Venn} diagram	70%
S'more ingredient	{Graham} cracker	64%
Used for canning fruit	{Mason} jar	55%
Ice-rink smoother	Zamboni	50%
Yoga-like exercise system	Pilates	44%
19th century machine gun with a crank	{Gatling} gun	42%
Large fighting knife	{Bowie} knife	40%
AK-47	{Kalashnikov}	40%
Raincoat made from rubberized fabric	Mackintosh	39%
Inkblots used by psychologists	{Rorschach} test	39%
Marching band tuba	{Sousa}phone	35%
Rigid dirigible	Zeppelin	31%
Early photographic process	{Daguerre}otype	22%
Conical laboratory flask	{Erlenmeyer} flask	20%
Device that demonstrates the rotation of the Earth	{Foucault} pendulum	16%