my baby boy is 152 days old. thatis 4 month 29 days. still now he didn't roll over. what do to. when acually child will roll over. his weight Is 8 kg .and birth weight is 3.800.

A. Many babies begin trying to roll from their stomachs to their backs at around 2 months of age. Some succeed, but most take another month or two. By 4 months , many babies can roll from their stomachs to their backs. At 6 months, many babies begin rolling from their backs to their stomachs.