With our current unit in mind, this week we tried to tell 'Where in the World' our news happened.
"They have discovered the world's oldest living tree in Sweden. It is a spruce tree that is nearly 10,000 years old. It was discovered in 2004 and its age has been found by American scientists using Carbon Dating ."
(Max explained to us that this is a complicated way of using something - called 'radioactivity' - to tell the age of something).