Training profoundly retarded children to stop crawling.
A quick hip hold plus walking praise turns crawling into walking for kids with profound ID, and later studies show you can swap the hold for shaping or heel squeakers.
01Research in Context
What this study did
Hake et al. (1972) worked with four children who had profound intellectual disability. All four still crawled even though they could walk.
The team used two tactics. First, they held the child's hips for a few seconds when crawling began. Second, they praised and guided the child to take steps. Sessions ran in the school hallway.
What they found
Every child dropped crawling and walked more. Two children with weak legs needed an occasional hip hold later on. The other two walked on their own.
Skills stayed high for up to six weeks with almost no extra help.
How this fits with other research
Dube et al. (1989) got the same walking goal without any restraint. One preschooler with ID and cerebral palsy learned to walk 150 feet after trainers shaped small steps and let him listen to a dishwasher sound as a reward. Both studies show you can trade crawling or unstable gait for proper walking.
Wilder et al. (2024) and Semino et al. (2025) used light prompts plus praise to fix toe walking in autistic children. Their gentle shoulder tap mirrors the hip hold used here, but they pair it with social praise instead of blocking the old step.
Wilder et al. (2020) swapped restraint for fun heel squeakers that make noise only when the child lands on the heel. Two of three autistic kids still quit toe walking, proving sound feedback can replace physical holds.
Why it matters
You now have three ways to normalize gait: brief restraint, gentle prompts, or sensory toys. Start with the least intrusive tool that works. If a child has poor leg strength, keep a hip hold in your back pocket for maintenance. Always pair any prompt with cheers or stickers so walking becomes the easy, fun choice.
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02At a glance
03Original abstract
Many profoundly retarded children continue to crawl even though they can walk. Crawling and walking were viewed as two alternative response modes, both reinforced by movement. Children choose the one mode that is easier and faster for them. A training program was designed to increase the ease and speed of walking relative to that of crawling, and consisted of restraint-for-crawling and priming-of-walking. With the program, four retarded children reduced crawling and began to walk instead. When training was discontinued, two children with moderate walking impairment continued to walk rather than crawl. Two children with severe impairment of walking, however, required the occasional use of the restraint procedure to maintain walking as the dominant mode of locomotion. The program was easily administered, required little time, and was effective for all four children.
Journal of applied behavior analysis, 1972 · doi:10.1901/jaba.1972.5-131