These lap size board books are perfect for sharing and entertaining small groups of infants, toddlers and twos as well as with individual children that might have visual impairments. Designed for the younger child, these books are similar to big books for 3-5 year olds. These oversized board books also have larger pictures and larger print. A lap-sized book measures 10" x 9" as opposed to the traditional size of 5" x 5".