A joyful board book from a developmental psychologist and leading expert in what makes babies laugh."Babies who laugh more, learn more." Dr. Caspar AddymanGet little ones giggling with this novelty board book with a soft squeaker button, perfect for little hands to press. Written by Dr. Caspar Addyman, Babies Laugh All Day Long has been scientifically developed to help babies and carers bond through reading and laughter.With bouncy read-aloud words and adorable illustrations of laughing, smiling babies by Ania Simeone, little ones will love going through the five familiar daily moments together - nappy time, dinner time, play time and bath time, ending with a cozy bedtime scene.