Have a little fun while exploring the concepts of probability.

**Coin Flip**. Toss a virtual quarter. Heads or tails?

Explain Play**Dice Roll**. Roll the virtual dice. Which numbers are most likely?

Explain Play**Key Problem**. Contestants try to pick the winning key. Does order matter?

Explain Play**Monty Hall Puzzle**. A contestant picks a door which may hide a car or a goat. The host offers a switch. Would you take it?

Explain Play**Coin Game**. A more complicated game with coins. Are the odds against you?

Explain Play

Probability Results Report lets you peruse the historical results from all the probability games.

**Note**: Probability is a funny thing. Don't expect the numbers from trials to exactly
match the predicted results--especially if you run only a few trials. As you run more trials
the numbers should tend to get closer to the predictions. After a couple of hundred runs, you
should see results that are at least vaguely close to expectations. However, even after
thousands of runs you might still see some anomalies.