This game was invented in China but the specific time is not known.

It is the only one not invented in the early 20th century.

The term was invented by the Americans in the 19405.

I don't think we're going to try to invent anything different in a week.

And they were invented by a car company in Japan, like 18 years ago.

This left them with a lot to invent, too much in some cases.

Head Start was invented in 1964 - a small first step to give poor children a chance to catch up.

It looks like the concept was invented in the early 1960s.

Each child to name one item invented in the last 150 years.

The game was invented sometime in the 19th century or earlier.