Group 1: Summer Activities in Beijing Parks - Beijing parks have launched 280 summer cultural activities to cater to visitors of all ages, including nature education and summer leisure activities [1] - Various parks are offering nature exploration activities for children, such as butterfly studies and hands-on workshops [2] - The summer arts season features music events, night entertainment, and intangible cultural heritage appreciation across different parks [3] Group 2: Water Entertainment and Family-Friendly Initiatives - Parks are creating child-friendly environments with designated activity areas and facilities for safe and engaging experiences [4] - Water entertainment projects have been introduced, including immersive parent-child adventure games and water play activities [4] - The city encourages visitors to explore parks during off-peak hours to avoid crowds, especially in hot weather [4]