Why Some Babies Crawl Backward Before Moving Forward

Illustrative example: Imagine that Jordan’s 8-month-old, Leo, gets onto hands and knees, presses down with both palms, and scoots backward just as a toy sits in front of him. The toy seems to get farther away, and Leo looks puzzled. This fictional scene is an example, not a real child or a test of development. A brief backward scoot can happen while babies are learning how to coordinate their arms, legs, and trunk for movement.

Why would a baby crawl backward first?

In early attempts, a baby may press strongly through the arms before the legs are ready to push the body forward in a coordinated way. The arms can shift the chest and hips backward, even when the baby is looking toward a toy ahead. The American Academy of Pediatrics describes this as a common early movement pattern: a baby’s arm muscles may be stronger than the legs at that stage, so pushing can move the baby backward. With practice, the baby may learn to coordinate a forward push.

Moving on the floor is a complex skill. A baby is balancing the head and trunk, bearing weight through the hands, shifting weight from side to side, and figuring out how to move the arms and legs in sequence. Those parts do not necessarily come together all at once. In Leo’s example, the backward scoot could simply mean that his arms have found a way to push before the full forward pattern is organized. A single direction of movement cannot explain a child’s overall development.

Does backward crawling mean something is wrong?

By itself, a baby moving backward for a while is generally not a reason to assume something is wrong. Babies use different ways to get around. Some crawl on hands and knees; others belly-scoot, bottom-scoot, roll, or combine movements. Some children do not use a traditional crawl at all. The AAP describes several crawling styles, including moving backward or sideways, and says that early movement patterns vary.

Age checklists can help families notice development, but they are not a diagnosis. The CDC’s current 9-month milestones include getting into a sitting position and sitting without support; crawling forward is not listed as a 9-month milestone. Its checklist is not a substitute for a validated developmental screening. So if Leo is 8 months old and scoots backward, that detail alone does not show that he is delayed. His pediatrician can consider his movement alongside other skills, health history, and how he is progressing over time.

What can a caregiver do at home?

Jordan does not need to push Leo forward or move his arms and legs through a crawling pattern. Instead, Jordan can give him safe chances to explore while awake and supervised:

• Make a clear space on a firm floor or play mat, away from stairs, furniture edges, cords, small objects, and choking hazards.
• Get down nearby and place a favorite toy a little beyond reach. Let Leo choose whether to reach, pivot, roll, scoot, or crawl toward it.
• Talk, smile, and take turns with a toy. Keep the play relaxed; stop or change activities if Leo becomes tired or frustrated.
• Stay close while he moves. As mobility grows, use appropriate gates and childproofing so a new scoot does not take him toward hazards.

The CDC suggests placing toys on the ground a little out of reach and encouraging a baby to crawl, scoot, or roll to get them. That wording matters: the goal is enjoyable movement and exploration, not making every baby crawl in one particular way or on a schedule. For Leo, Jordan can put the toy within a comfortable reach and celebrate any effort to move toward it, even if he first travels backward.

When should you bring it up with a pediatrician?

Ask the child’s doctor if you are concerned about how your baby moves, especially if the concern is more than direction alone. For example, describe if your baby consistently uses one side much less than the other, drags one side, seems unable to bear weight as expected, or has stopped doing a skill they previously had. These observations do not identify a diagnosis, but they help the clinician decide whether to examine movement more closely or use a developmental screening.

Do not wait for the next routine milestone if your baby loses skills they once had, or if you have a concern that something is not progressing. CDC guidance encourages families to share concerns and ask about developmental screening or an evaluation. If your baby was born prematurely or has a medical condition, ask the pediatrician how to interpret milestones in that context rather than comparing directly with another child.

For Leo, Jordan could note when the backward scooting happens, whether Leo uses both arms and legs, and what other movement he can do—such as rolling, sitting, reaching, or changing position. A short video recorded during ordinary play may help the clinician understand what Jordan is seeing, as long as filming does not distract from supervising Leo. The pediatrician can tell Jordan whether the pattern looks like a normal variation or merits further assessment.

What is the main takeaway?

Babies may scoot backward because their arms can push before their legs and trunk are coordinated for forward travel. Many infants explore movement in more than one way, and crawling is not listed by CDC as a required 9-month milestone. In the fictional example, Leo’s backward movement alone would not establish a developmental problem. Give him safe, supervised floor time, watch the broader pattern, and talk with his pediatrician about asymmetry, lost skills, missed milestones, or any concern that persists.

Sources and guidance

• American Academy of Pediatrics: Crawling Styles
• American Academy of Pediatrics: Movement Milestones in Babies 8 to 12 Months Old
• CDC: Milestones by 9 Months
• CDC: Key Points About Developmental Milestone Checklists

Guidance checked September 30, 2026. Milestone lists support observation; they do not determine a diagnosis. A pediatrician can interpret an individual child’s movement and development.