What does **pulled at** mean here?

Question

What does pulled at mean here?

Meg pulled at him. ‘Mrs Whatsit said for us to go on into the town.’

another piece:

‘Come on.’ Meg pulled at them. How many times was it she had urged them on? ‘Let’s go find father. He’ll be able to explain it all to us.’

A Wrinkle in Time by Madeleine L'Engle

Answer 1

It is the usual meaning of pull.

As a phrase, pull at means "tug something" or metaphorically "demand attention". It is a matter of context or interpretation whether Meg was actually pulling, or only telling them to move.