My toddler is currently sitting on the sofa, naked, wrapped in a blanket, eating a cold fish finger, and watching CBeebies. She hasn't been like this all day, you understand. We've been to a play group, done some cooking, played 'doctors', 'car parks' and 'shop', made playdough, and gone for a leaf collecting expedition. In between all that I've made several meals, kept the house from the brink of chaos, and fed us both. Oh, and looked after and breast fed a 5 month old baby. And yet it doesn't seem to matter how many meaningful activities I fill my child's day with. As soon as I put the telly on I feel only one emotion - Guilt. For some reason this guilt eases slightly between the hours of 4 and 6pm. As a child I can remember quite a nice time of day, when, home from school, my mum would bring me a peanut butter and jam sandwich and a glass of milk and let me watch Blue Peter or Krackerjack. Wholesome. So somehow it seems permissab...