I undrstand that 18 mnths is still very young, however my toddler is getting very challenging, when is the right time to give them some 'quiet time'(hate the phrase also known as 'time out'?) I am starting to get really embarrsed about going to friends houses due to the bahaviour, anyone got good ideas for helping them understand 'no' a little better...... or not shoving other children when they do not get their own way?