The Positive Power series introduce self-esteem and empathy to young readers. I Am Powerful is a fun and encouraging Step 2 Step Into Reading about believing in yourself! Even a young kid can make a difference in their community! I Am Powerful follows a young girl as she learns to trust in her abilities. In this installment of the Positive Power early reader series, children will learn the affirmation "I am powerful" through an encouraging story of self-confidence, self-empowerment and activism. PreK-Grade 2. Paperback.