There's no shortage of science and math fun in Let's Learn: S.T.E.M. Vol 2, Nickelodeon's second DVD dedicated to the world of numbers. A hot topic for educators everywhere, S.T.E.M. education (science, technology, engineering and math) has proven to be the perfect tool in jump-starting children's interest in problem solving and technology. Nick's Let's Learn: S.T.E.M. Vol 2 contains more than 140 minutes of S.T.E.M. - themed adventures with Blaze and the Monster Machines, the first preschool show on TV to comprehensively cover all areas of S.T.E.M. in every episode, as well as fan-favorites Dora and Friends: Into the City!, PAW Patrol and Team Umizoomi.