A motor skill is a learned ability to perform a predetermined movement with certainty. Motor learning is the long-term improvement in performing a skill through practice. The goal of developing motor skills is to optimize performance by increasing success rate, precision, and reducing energy needed. The document then provides examples of activities to develop gross motor skills like jumping and balancing, and fine motor skills like finger painting and string games. It also suggests outdoor activities for motor development and describes a case study of a kindergarten boy with fine motor delays and focus issues who received occupational therapy including handwriting practice to improve his skills.