They are definately Not as intelligent as Real Turtles, as it has been scientificly proven that wood turtles do not in fact have brains or other body functions; yet still some seem to have superior intelligence when compared to headless chickens. Hope this helps your very knotty question and twiggers a more than a grainy response. Touch Wood!
Quite a sense of humor Pearldiver ! But let me enlighten you as to the difference between the species called wood turtles and wooden turtles (of which you speak) go to my hubpage hubpages.com/hub/The-American-Wood-Turtle-could-be-the-most-intelligent-of-all-turtles (I liked your answer though!)