Press the roll button or space to roll the die on the left side, and click the die to move them to the right side. Press end to end turn, or wait for your third roll, then click any button to score that row or click the 0 button up top to assign any row a score of 0. Once every row is filled, gameplay stops and you can reset the board.
This is an interactive online yahtzee that allows you to play the game in single-player. The die have been tested and have equal odds to real dice. This project took five days, 15 hours, and over 3400 lines of code, and took six playtesters to authenticate the die fairness claims. Please no advertising in the comments. Everything in the project is mine except the scorecard (taken from google images), and the die (taken from Lucky Dice [ÐL] by DarkLava.