Christianity is the biggest religion in the world. They believe that Jesus died on the cross to save us from our sins. He preached a religion of love and kindness around 30 CE. Christians believe that Jesus was the Messiah (Savior). Christians are grouped in many dominations. Their holy book is the bible.
Judaism is a monotheistic religion similar to Christianity. Their holy book is the Torah and their symbol is a star. The followers are called Jews. It was founded by Abraham around 2000 BCE. Jews believe that God gave Moses The Ten Commandments. Jews believe that they descended from Abraham and Sarah who lived what is now called Iraq.
Islam begun around 610 CE in Southwest Asia, Followers are called Muslims. The founder is Muhammad. Their holy book is the Qur'an, it states how people should live their lives. In Arabic, Islam means 'surrender' to the will of Allah (God). Muslims believe that Muhammad is the last and greatest prophet of Islam. Other prophets include Abraham, Moses and Jesus.