1. An electronically-implemented method in an electronic game played between a plurality of participants, each participant having an associated skill level index, the game comprising a plurality of challenges presented to the participants in a plurality of turns, comprising: for each turn of each participant, automatically selecting a next challenge based upon a skill level index associated with the participant; presenting the selected next challenge; determining a response to the presented challenge; dynamically adjusting the skill level index associated with the participant based upon a result of the determined response, the adjusted skill level index used for a next turn of the participant, thereby automatically managing competitive play between the participants.