Khan Academy
Khan Academy: Theoretical and Experimental Probability: Coin Flips and Die Rolls
A set of questions on experimental and theoretical probabilities using coins and dice. Answers are accompanied by explanations.
Texas Instruments
Texas Instruments: Probability
Students examine predictable outcomes of events such as flipping a coin or rolling a dice. They see that these events repeated many times form a pattern of distribution. They explore the probability concepts of most likely and least likely.