1. Every player takes a piece of paper and writes a sentence at the top. Then every player passes the sheet to their left
2. The next person reads the sentence to themselves and draws a picture of the sentence below
3. Then every player folds over their piece of paper so only their drawing is visible and passes
4. The next receiving person examines the picture and writes a sentence describing it below the picture
5. Then every player folds over their piece of paper so only their sentence is visible and passes it to their left
6. Continue until you get your paper back
As you can imagine, hilarity ensued. Here are some of the funnier progressions: