This study aims 1. To know the improvement of gross motor skills after doing rope jumping activity in children aged 4-5 years in Post Paud Angrek Putih Village Naumbai Kampar District. 2. To find out How the implementation of jump rope can develop rough motor skills of children aged 4-5 years in Post Paud Angrek Putih Village Naumbai Kampar District. 3. To find out how big jump rope can improve…