Give him enough tummy time ..it helps alot.

<font color ="#3b5998"><b><a href="http://app.babychakra.com/article/1821">6 Months Baby: Physical Milestones</a></b></font>

hello dear... dont worry, ever child takes different time to achieve his milestones :) he will gradually do it . dont force, that will happen on its own :)

All babies are different and they take there own time. You can give her tummy time and help her to roll over by giving support.