Teams get ten minutes to wad up all their paper into a big pile. The highest pile wins. Hide and Seek. Hide as many kids as possible under the pile of wadded-up papers. Set a time limit.
Teams try to compact the paper on their side into the smallest pile possible.
Make a line of chairs between the two teams. On a signal the teams throw all their paper on the other team's side. Give each team plastic trash bags. The team to get all of the paper in the bags in the fastest time wins.