You can get the burrs off the bottoms by rubbing the bottoms of two pots together in a circular motion, it will start to smell like something burning. Feel the bottoms with your hand as you go and concentrate on the "sharp" areas.
I don't have direct experience with Gymboree, my son was in The Little Gym (same as Gymboree). Pros: it lets them use extra energy, they learn to socialize, meet new friends, listen to direction, teaches self confidence, fosters self esteem Cons: exp...
DO NOT WEAR JEANS I repeat DO NOT WEAR JEANS If you get your jeans wet (by falling in the snow) you'll be skiing and freezing. wear water proof bottoms That's all I can tell ya.