1) you cannot stop children playing in their apartment
2)if the nuisance continues even after 10 pm you can complain to the secretary of the society against the neighbour
3) you can also lodge police complaint against your neighbour if the noise continuously interferes with your ability to enjoy your property
4) . you can approach the Pollution Control Board with a representation containing details under Noise Pollution (Regulation and Control) Rules, 2000
5) you can contact a local lawyer and issue legal notice to your neighbour to desist from disturbing your peace at night
6) you can lodge complaint against your neighbour under section 133 of IPC and obtain an order to desist from public nuisance