Astronomy had many practical uses for Muslims.Astronomers also figured out exact times for prayer and the length of the month of Ramadan.
Medicine
The hospital is now open!
Yay!
Muslims were able to create extremely accurate maps due to the study of geography. The Book of Roads and Provinces provided maps and descriptions of the major Muslim trade routes. 
City Building and Architecture
Did you see the new Mosque they built?
No I'll go see it.
They based their mathematics work in part on ideas from ancient Babylon, India, and Greece. Muslims learned this way of writing numerals, along with fractions and decimals.
Recreation 
Will you get the chess board?
Yes.
Muslim doctors established hospitals that were open to all people. Muslim hospitals had separate wards for men and women, surgical patients, and people with diseases that others could catch.
Muslims created distinctive forms of architecture.Many design styles and materials went into building mosques, reflecting the great diversity of Muslim lands.
Two favorite pastimes that Muslims helped popularize were polo and chess. As with polo, Muslims adapted and improved the game of chess.