A PBS series brings wonders of the natural world to preschoolers. The Cat in the cap is back — again — with his red bow tie and rave-ready stripey soft topper. This time he comes not, as he did in the first book to bear his name, only to make "fun that is silly" but rather in the name of science: "The Cat in the cap Knows a Lot About That," an American-Canadian-British co-production beginning ...