Social play types:

Solitary play
Playing alone without paying attention to others

Parallel play
Playing alongside another children
Performing a similar activity but without watching or talking to them

Onlooking/onlooker play
Observing other children play but not joining in or interacting with children

Associated play
Playing in (close contact)/connection with another child e.g. ride on toys following each other and occasionally interacting with one another

Cooperative play
Activities that are only possible with 2 or more children joining in
Play expected roles
E.g. playing catch with a ball
Games only works if the child through the ball to each other in a catchable manner
Role play involves children playing different roles e.g. child and parent

This helps children learn how to share, take turns and to manage conflict