Random numbers are used every day in many different ways.
Banks use random numbers to make codes to send information over the internet; lotteries use random numbers to choose winners; computer games use random numbers to determine what will happen next. Depending on their use, it may be important or not important that the random numbers are truly random.
Before the Activity
Download the attached PDF and look over the Teacher page.
During the Activity
Discuss the materials from the Student Page with your class.
After the Activity
Encourage students to explore web sites and questions from the Extensions page.