Flap! (Paperback)

When a 7-year-old twin brother and sister decide to teach their 4-year-old sister to fly, they quickly learn that telling her to FLAP just isn't enough. Max and Katie have their hands full with little Lilly. Page by page, the siblings get more and more inventive in an effort to help their little sister soar through the air. This is a humorous picture book that builds with the turn of each page, while Max and Katie try and try and try to teach Lilly to fly.