The 5 pillar's of Islam

The testimony of Faith;

The testimony of faith is saying with conviction, “La ilaha illa Allah, Muhammadur rasoolu Allah.”  This saying means “There is no true god (deity) but God (Allah), and Muhammad is the Messenger (Prophet) of God.”

The first part means that none has the right to be worshippped but God alone and that God has neither partner or son.

Prayer;
Muslims perform 5 prayers a day.

Prayers are performed at dawn, noon, mid-afternoon, sunset, and night.  A Muslim may pray almost anywhere, such as in fields, offices, factories, or universities.

Giving ZAKAT;

The meaning of the word ZAKAT is PURIFICATION and GROWTH. Giving zakat means ‘giving a specified percentage on certain properties to certain classes of needy people.’ 

Fasting the Month of Ramadan;

Every year in the month of Ramadan,all Muslims fast from dawn until sundown, abstaining from food, drink, and sexual relations.

The pilgrimage to MAKKAH;

The annual pilgrimage to Makkah is an obligation to do once in a lifetime for those who have a physically and financially able to perform it.

http://www.islam-guide.com/ch3-16.htm