The active roll from tummy to back — the one where baby controls their muscles and rolls on purpose — usually comes around 4–8 weeks after the back-to-tummy roll. Most babies don’t need help with this, but I often hear parents say their little one gets “stuck” on their tummy at night and ends up upset. In that case, it definitely makes sense to practice. When I work on tummy-to-back rolls with babies, I do it just like in this video. I place a toy in front of baby to keep them motivated to stay