Advantages - Everything. Because of their socialization they will be more "normal." That's what human interaction does. People learn how to cope with not getting your way all the time, learn to share, be unselfish, and most importantly what's is or is not socially acceptable/unacceptable.
Disadvantages - your child might get injured or even killed by playing with others by getting themselves in situations they otherwise wouldn't (but then again they could get themselves killed being alone also). They could get negatively influenced by peers to do not so good things.
Advantages of playing alone- they learn to use their Imagination, they sometimes can learn new things by focusing on it, without being disturbed by another child wants or opinions.
Disadvantages of playing alone- They usually have a hard time adapting to other children in social enviorments, they sometimes don't like sharing items if they play alone lot.New Oriental School
Advantages of playing with others- they learn to share, they learn new games, different ways to do things, they sometimes can learn things quicker form another child showing them. you as a parent can see how they interact with other children to see if they are socially where they need to be for their age. You also can view how other parents handle issues that you may need help with. You also can learn their play style.
Disadvantages for playing with others- they fight over toys, they learn some behavior or language that you may not find acceptable for your family morals and values. sickness goes around quicker because small children put everything in their mouths .
雅思口语栏目推荐访问：