At this site:

Write a one paragraph description of Muhammad - use at least 3 of the links for your information.
Go to this site:

In your own words, write a 1 paragraph introduction to Islam

At this site;

List and briefly explain the five pillars of Islam

At these sites:

What were the contributions and imprtance of the following:

Jabir Ibn Haiyan

Muhammad Bin Musa Al-Khwarizmi

Abu Al-Qasim Al-Zahravi