This Step 2 Step into Reading leveled reader features Ariel on an adventure with her horse, Pearl! Princess Ariel from Disney's The Little Mermaid loves adventure! Sometimes castle life can get a little boring, so one day, she decides to explore her new home with her horse, Pearl. What will they find? This step 2 Step into Reading leveled reader featuring a princess and her horse is sure to excite kids ages 4 to 6 who love horses and the Disney Princesses! Step 2 readers use basic vocabulary and short sentences to tell simple stories. For children who recognize familiar words and can sound out new words with help.