Let's Read And Find Out Science 2C : Digging Up Dinosaurs (미국판)

Let's Read And Find Out Science 2A : The Sky Is Full of Stars (미국판)

Let's Read And Find Out Science 2: Pinocchio Rex and Other Tyrannosaurs (미국판)

Let's Read And Find Out Science 2C: A Drop of Blood (미국판)

Let's Read And Find Out Science Level 2C: What Is the World Made Of? (미국판)