A pacifier is a rubber, plastic, or silicone nipple which is given to an infant to suck upon. It comes with a mouth shield to avoid the danger of swallowing it and choking up on it.
Back answering is not just a misbehaviour of your child. There might be underlying reasons for that.
A child is entitled to his/her choices of choosing friends and playmates.
WHO (World Health Organisation) developed growth charts for babies which is followed by health professionals and is recommended by the Indian Academy of Paediatrics as well.
A rocker is a baby chair with a slanted base so that you can rock your baby gently while they lie in the chair.
If a child is not playing alone, it does not mean (s)he is an introvert child, there can be other reasons as well.
All humans are stubborn, more or less. That does not mean you cannot teach your child to put their foot down and patiently listen to what the other person has to say.
Car travelling is the trickiest of all with a child. It is better to travel by car when the distances are short.
It is difficult to talk about money matters with children but it must be done.