Rules for Freecell

The game uses 1 pack of cards.

Foundation (4 stacks). Build in suit and up, e.g. a 10 goes on a 9.

Tableau (8 stacks). Build in alternate colors and down, e.g. a 9 goes on a 10. Any card may be placed in an empty tableau. Strictly, only the top card of each stack may be moved. However, the games automates moves of several cards, when empty tableau columns and empty cells allow.

Cell (4 stacks). Can store one card of any type.

Wikipedia