Let's Count By (author): "Vincent Giarrano, Kelli Chipponeri"Genres:Counting books ISBN0689846355ISBN139780689846359AsinLet's CountOriginal titleLet's Count (Bob the Builder)Can You Count It? Yes, You Can!1,2, Bob tightens the screws. 3, 4, Wendy fixes the floor. Count all the way up to 20 with Bob and friends as they work through the day.