If there's one thing we all get sentimental about it I think it must be the ball pits found at kids' play gyms, fast food establishments and pizza parlors.  As much of a germ fest as they may be we can't help but toss our tots in to swim in the multicolored ball pool. In the new landscape of play structures they are something familiar that we can all count on seeing.  ~ Parents: What did you play as a child that you find yourself introducing to the kids in your life? ~