Are there any board games where you play a mini game within the main game?
For example, imagine playing Axis & Allies where you play a quick game of Tic-Tac-Toe each round to see which side gets a free submarine.
Are there any board games where you play a mini game within the main game?
For example, imagine playing Axis & Allies where you play a quick game of Tic-Tac-Toe each round to see which side gets a free submarine.
Mansions of Madness has a number of 'puzzles' that are like mini-games. You have to solve them to uncover clues and gather other important things.

The Shahrazad card in Magic the Gathering has the players stop playing the game and play another game of Magic with their remaining cards.

If you play Gipf with potentials then each time you activate a potential you play the game the potential if based on. If you win you are allowed to use the potential power.
Note that these rules are optional (for one you would need to own the game, and it also takes a long time if you play with many potential). Also, while each game is played on its own all of them are full games, worth playin gin their own right.