Baby Sensory classes provide hundreds of simple activities designed to stimulate the senses and help with children's development during the first year. Classes include activities ranging from signing to fibre optic light shows, amazing light balls, bubbles and bells. Unique themed session plans provide new experiences every week. Classes are run on a Monday, Wednesday and Friday in St Albans and Harpenden. See the website for more information and details of class venues, days and times.