He does it all the time. And I wish there was only the one vent cos I could cover it up like you suggested. But it's all the vents all over the house. Fun times. Not! But thanks for the tips. I'm certainly going to use them. Play and Learn, I also like your tip about the 1,2,3 thing. My 2.5yr old will not pick up toys and I'm constantly repeating myself. I'm going to use that instead!