Seven Functions of Children's Language - Halliday (1975)
the seven functions of child's language and there definitions. Research from Halliday in 1975
To obtain goods and services - eg: "I want"
To control behaviour of others - eg: "Do this"
To relate to others, to interact - eg: "Me and you"
To express self - eg: "Watch me"
To explore and gain knowledge of the environment - eg: "What's that?"
To use language imaginatively, for example telling stories, jokes or creating an imaginary environment - eg: "lets pretend"
(representational) To convey facts and information - eg: "I've got something to tell you"