collect books in House of Wisdom:

Al Mamoon paid for translating a book in:

Algebra invented by:

Ibn Sina wrote book on:

The Earth is measured by:

Galileo made a telescope in:

Magellan sailed across the Atlantic Ocean in:

Light travels:

Many Words in Science and Mathematics came from:

Algebra comes from word:

A book on the human body ws wrote by:

In 1608, a spectacle maker in called Lippershey belongs to:

Galileo first telescope magnified:

the moons found by the Galileo around the Jupiter was:

Galileo made another telescope which magnified:

Now, scientist have found moons around the Jupiter are:

Europeantraders went to China for:

To find the temperature, which instrument is used: