51.
In which decade was the spice simulator introduced?

52.
Who invented the first controllable flying AEROPLANE (AIRPLANE)?

53.
What groovy item was invented by Englishman Edward Craven Walker in 1963?

54.
In which decade was the Internet first implemented?

55.
For over 500 years, paper was only available and sold as single sheets. In 1902, an inventive Australian used half size sheets of paper, a bit of glue and cardboard to create the what?

56.
Who developed the idea of Crop Rotation?

57.
Who made corn flakes at first?

58.
William Frederick is credited with the invention of the modern frisbee in the mid 1950's. In 1957 the Wham-O Company bought his idea and the rest is history. They named the toy after William Frisbie who was a ________

59.
Who came up with the idea for instant mashed potato?

60.
Who invented Dynamite?