How many times does a player roll the dice in yahtzee?

You are allowed to make up to three rolls in a single turn. When you decide to make another roll, you can roll whatever dice you want; it could be one or all 5.

Tags: yahtzee,  rolls,  dice 
Sunday, February 05 2012
Source: http://www.howtodothings.com/hobbies/a2056-how-to-play-yahtzee.html