Tween Playroom Ideas . Colourful artwork is a must in children’s playrooms as it motivates, inspires and makes a fabulous feature to work around. Add a dressing up rail to a children's playroom. We’re happy to share these tween bedroom ideas in teal and pink with from www.pinterest.com She's no longer a child. Add a playroom couch, a kids’ daybed or a couple of fun beanbag chairs to let your children and their friends kick back and relax or play games. See more ideas about playroom, kids room, teen room.