Children are asked to perform movements of the less affected upper limb, in which those movements are captured by a webcam and then instantly transformed into mirror images of the movements presented on the screen over the paralyzed upper limb, and children can simultaneously observe the mirror images of the movements from the front and simultaneously moved the more affected arm/hand as much as possible, imagining the movements on the screen were performed by their more affected limb, same exercises as designed occupational therapy program, for 1 hour, one session per day , 3 days per week for 12weeks.

children observed one video clip of a movement or task for 2 min and then practiced executing the same action for 3 min, which the two phases will be applied one time for each exercises, same exercises as designed occupational therapy program

Active occupational therapy exercises for upper limb training. The three common categories of motor actions and tasks: (a) Active range of motion(ROM) exercises for elbow extension, wrist extension, forearm supination, finger extension using rubber band and finger flexor by squeezing a stress ball . (b) Reaching forward and object manipulation as moving beads and blocks from one cup to another one, rolling a clay ball from tip of fingers to the palm, thumb to fingers opposition and drawing using tripod grasp for 1 hour, one session per day , 3 days per week for 12weeks.

Child will be asked to do the same exercises mentioned in the designed occupational therapy program with the less affected upper limb and the web cam camera will record the movement, instantly transformed into mirror images of the more affected upper limb's movements presented on the screen in front of child.

The Quality of Upper Extremity Skills Test (QUEST) is one of the most recommended assessment tools. It aims to evaluate upper limb movement quality and capacity in children with CP, it has four domains dissociated movement, grasp, protective extension and weight bearing.

Box and block test (BBT) examines essential components of manual dexterity for developing children, such as grasping, holding, transferring, and releasing

Hydraulic Handheld Dynamometer will be used to assess the maximum isometric strength of the hand muscles, Grip strength is a key predictor of functional ability. Neuralplasticity, sensorimotor integration, and musculoskeletal function.