Q: My stepdaughter has just moved in with her college roommate, and I'd like to turn her bedroom into a play area for our sons, 11 and 9. I plan to use the computer and a TV for their video games, plus a desk, table and chairs, so they can use the room for everything. What am I missing?
A: Do what professional interior designers do: Ask your "clients," your sons. If they help plan their own space, it will come closest to meeting their needs.
Since you asked me first, I'd suggest that you consider comfortable seating, perhaps a love seat or chair with a hideaway bed for sleep-overs. I'd also pay close attention to maintainability. Everyone will enjoy the playroom more if you build easy upkeep into the design. Some examples: