Fireman Sam Inspired, Solar Powered Fire Station

My son is obsessed with the animated show "Fireman Sam", and his absolute favorite toys are two fire trucks, so I decided to make a fire station for the trucks, inspired by the one in the series. It's not a scale replica, it's just inspired by the series.

The construction is prepared for cheap solar powered LED's meant for gardens, with roughly 47mm diameter (of the inner plastic housing displayed in the picture). I also include square holders if you want to disassemble the garden lights mor