Search Result For secret

The day the first nonstop flight around the world started – level 3

26-02-1949

On February 26, 1949, a special plane with a 14-member crew...



The day the world saw the first cloned sheep – level 2

22-02-1997

Dolly was a sheep born on July 5, 1996. She looked...



The day the world saw the first cloned sheep – level 3

22-02-1997

Dolly was a sheep born on July 5, 1996. At first...



Valentine’s Day – level 2

14-02-270

Valentine’s Day is celebrated every year on February 14. It is...



Valentine’s Day – level 3

14-02-270

Valentine’s Day is celebrated annually on February 14. It is a...



The day bitcoin was created – level 1

03-01-2009

Bitcoin is digital money. It starts on January 3, 2009. Satoshi...



The day bitcoin was created – level 2

03-01-2009

Bitcoin is a digital currency. It was created on January 3,...



The day of the Lockerbie bombing – level 2

21-12-1988

It’s the time before Christmas in 1988. Many people are preparing...



The day of the Lockerbie bombing – level 3

21-12-1988

It’s the time before Christmas in 1988. Many people are preparing...



The day Adolf Eichmann was convicted – level 1

15-12-1961

Adolf Eichmann is a Nazi. He organizes the transport of many...