Search Result For labor

The day penicillin was discovered – level 1

28-09-1928

Alexander Fleming is from Scotland. He wants to help people. He...



The day penicillin was discovered – level 2

28-09-1928

Alexander Fleming was a Scottish microbiologist. He wanted to discover a...



The day penicillin was discovered – level 3

28-09-1928

Alexander Fleming was a Scottish microbiologist. He wanted to discover a...



The day the Trans-Siberian Railway construction began – level 3

31-05-1891

On May 31, 1891, the construction of the Trans-Siberian Railway officially...



The day jeans were patented – level 3

20-05-1873

Levi Strauss was a German immigrant who came to the United...



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 the human DNA was mapped – level 3

14-04-2003

In 1990, scientists started a project with the goal of mapping...



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 trial of the Rosenbergs started – level 1

06-03-1951

In 1945, the United States use an atomic bomb. The atomic...



The day the trial of the Rosenbergs started – level 2

06-03-1951

The atomic bomb which the Americans developed helped to end the...