Group 1 - The article emphasizes the importance of safety education for children who are left home alone during the summer vacation, highlighting that home can also be dangerous despite common beliefs [1][2] - It discusses various safety risks present in the home environment, particularly in the kitchen, where children may encounter sharp objects, electrical appliances, and gas [2] - The article provides specific examples of accidents that have occurred due to negligence, such as a child forgetting to turn off a gas valve, leading to a gas leak [2] Group 2 - It highlights the need for safety measures on balconies and windows to prevent falls, recommending the installation of safety railings with gaps smaller than 11 centimeters [3] - The article stresses the importance of electrical safety, especially during the summer when the use of electrical appliances increases, and provides guidelines for parents to ensure safe usage [4][5] - It mentions a case where a child was electrocuted while using an electric kettle, underscoring the necessity of proper safety checks before leaving children alone [4] Group 3 - The article addresses the unique challenges faced by rural left-behind children, suggesting the use of technology such as smart cameras and communication devices to monitor their safety [6][7] - It recommends creating a safety contact card with emergency numbers and addresses to assist children in case of emergencies [7] - The importance of community support and neighborly assistance is emphasized, suggesting that parents inform neighbors to check on children when they are away [7]