Dr. Caspar Addyman. Play along together and get little ones giggling with a joyful board book with a giant sound button and an interactive tickle game. Babies will love joining in with the story, as you are prompted to tickle them from their toes . . . to their nose! While the giant sound button, featuring the No 1 sound to make babies laugh – a giggle! – will stimulate the senses and develop motor skills. Written by Dr. Caspar Addyman, a leading expert in what makes babies laugh, with adorable illustrations of smiling babies from Ania Simeone. Continue the giggles with , and