BBC Tiny Happy People website is packed full of useful resources for parents/carers to help with child development.
https://www.bbc.co.uk/tiny-happy-people
Check out this video which shows the power of ‘Observing, waiting and listening’. If you show interest in what a child is interested in, it really helps to keep the interaction going.
https://www.bbc.co.uk/tiny-happy-people/speech-lab-shared-attention/z9hx2v4