Before an article is deemed appropriate to be published in a peer-reviewed journal, it must undergo the following process: 1  The author of the article must submit it to the journal editor who forwards the article to experts in the field. Because the reviewers specialize in the same scholarly area as the author, they are considered the authorâs peers (hence âpeer reviewâ).
Your baby will probably learn to sit independently between the ages of 4 and 7 months. Your baby will have mastered rolling over and holding his head up. Most babies can sit well for several minutes without support by the time they're 8 months old.
Your baby canât learn to sit up until you give him some time to practice. Thatâs where propping comes in. You can begin propping your baby when he is 3-4 months old. To prop your baby most securely, line the corner of a room with several pillows and sit your baby with his back pressed against them.