Some animals can fly. Some animals cannot fly. But just imagine if they could! Ideal for 1st grade students, this book teaches these 4 words from Fry's First 100 words list: what, if, a, and could. The clear images, rebus pictures and simple, repetitive sentences build grade 1 reading comprehension in a format that is appealing to children. Beginning readers will learn the essential sight words and gain confidence as they learn to read independently.