A Step into Reading leveled reader based on the Barbie: Big City, Big Dream musical special, premiering fall 2021 on Netflix! Boys and girls age 3-6 will love to read this Step 2 Step into Reading leveled reader based on the brand-new Barbie: Big City, Big Dreams musical special premiering on NETFLIX in fall 2021. 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.