Product Description The FLAP Baby Library consists of 10 books to help develop basic concepts in little children, with well-researched pictures and a range of vocabulary words. About the Author HarperCollins brings you the FLAP series: a series that promises hours of fun, learning, activity and play for your child. The exciting range of activity book in this early learning series will develop basic concepts in young children. FLAP stands for fun, learning, activity and play.