As they develop a smoother gait , they also develop the ability to run , jump , and hop .
Between ages 2 and 3 years , young children stop using the awkward , wide - legged robot - like stance that is the hallmark of new walkers .
As children develop a smoother gait , children also develop the ability to run , jump , and hop .
Between ages 2 and 3 years , young children stop using the awkward , wide - legged robot - like stance that is the hallmark of new walkers .