FOR USE IN SCHOOLS AND LIBRARIES ONLY. Dora the Explorer goes on a magical fairytale adventure in an all-new Nickelodeon TV special! This Step 2 Step into Reading leveled reader is perfect for girls ages 4 to 6.FOR USE IN SCHOOLS AND LIBRARIES ONLY. Dora the Explorer goes on a magical fairytale adventure in an all-new Nickelodeon TV special! This Step 2 Step into Reading leveled reader is perfect for girls ages 4 to 6.