Should I worry if my child's development does not correspond to the ages given in books ?When will I know if my child is right or left-handed ?Why do 5-to-6 month old babies put their feet in their mouth ?My 12-month-old child does not walk. How can I stimulate him to take his first steps ?My 2 year old yells and get angry when other children approach his toys. How can I help him to share ?Why do 2 year olds have so many temper tantrums ?Is it normal for my 3½ year old to talk to a non-existent friend ?How can I appease my child's fears ?At what age can my child start eating with a fork ?At what age can I safely give my child scissors ?... and many other questions !