North American motor-scale norms illustrate that:

Question

Quizplus · Accepted Answer

North American motor-scale norms demonstrate that motor development in infancy typically progresses in a sequential and predictable manner, with consistent age ranges for the acquisition of particular motor skills. This regular, stage-like sequence suggests a more continuous process rather than a discontinuous one. Environmental factors may also play a role in motor development, but this is not the main point emphasized by the norms.

North American Motor-Scale Norms Illustrate That