There is no barrier in playing badminton. It doesn’t need to be in the badminton court only you can play badminton. You can just play outside your house gate or even in the school field.
The only disturbance will the wind if you play outdoor. Nonetheless, you watch this video and you check it out how they play their badminton in the open air?
Might be Saina Nehwal, PV Sindhu and others also started their career by playing in the open?