Would You Rather Questions for the End of the Year - "icebreaker" type game where kids move to one side of the room or the other depending on their responses. Could be fun persuasive writing prompts for end of year.
How to make and play Kaboom! Works great for vocabulary lists, or for most any content and the game can last as long or as short as you wish, fun for any grade level - The Starr Spangled Planner: Kaboom! Possibly The Best Center Game Ever!