It is the smartest reading program today. It uses effective methods to teach K-5 students the reading fundamentals and comprehension skills they need to become successful readers. No other app focuses on the key comprehension skills - 1) Cause and effect 2) Predictions 3) Inferences 4) Main Idea 5) Fiction 6) Non Fiction with such interactivity as this program. It makes learning to read fun and is proven to boost test scores and literacy rates.