Nicky, Dicky and Dawn challenge Ricky's firm disbelief in superstitions, but they go too far in proving him wrong. Science Bob returns to the show to help show Ricky the way. GO BEHIND THE SCENES to see how real science was used on the episode at: http://sciencebob.com/science-bob-nicky-ricky-dicky-dawn/ Watch full episodes at: http://www.nick.com/