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The day of the Tunguska Event – level 1

30-06-1908

It is June 30, 1908. A big explosion happens in Siberia....



The day of the Tunguska Event – level 2

30-06-1908

On June 30, 1908, one of the biggest and most mysterious...



The day the first tourist went to space – level 1

28-04-2001

When Dennis Tito is a boy, he likes to watch the...



The day the first tourist went to space – level 2

28-04-2001

People were always fascinated by the night sky full of stars....



The day the first tourist went to space – level 3

28-04-2001

People were always fascinated by the night sky full of stars....



The day HIV was discovered – level 1

23-04-1984

In 1981, five men from Los Angeles have a strange disease....



The day the American Civil War ended – level 3

09-04-1865

In the middle of the 19th century, the situation on the...



The day the BBC played a prank on April Fools’ Day – level 1

01-04-1957

The BBC plays a famous prank on April 1, 1957. It...



The day the BBC played a prank on April Fools’ Day – level 2

01-04-1957

One of the most famous April Fools’ Day pranks was played...



The day Russia sold Alaska to the United States – level 3

30-03-1867

Russians arrived in Alaska in 1741. They established the first permanent...