Acronym Soup: KTCOOTN ?

Questions

hobbies & leisure: which british game is known as checkers in the usa?

hobbies & leisure: if you combined k & p to make cables what would your hobby be?

hobbies & leisure: whose 3-dimensional cube became a 70s & 80s craze?

hobbies & leisure: which exercises are designed to increase o2 consumption & speed circulation?

1980s grabbag : this country's president zia ul-haq was killed in a 1988 plane crash?