Her kids were playing with trash in the street — now they have a bedroom of their own in a tiny house. Inside is unbelievable.

For 29-year-old Mia Thompson, the hardest part of losing her apartment wasn’t sleeping on a relative’s worn-out couch or skipping meals to make ends meet — it was watching her two young children make toys out of broken bottles, scraps of cardboard, and discarded cans they found in the street. “They didn’t complain,” Mia said,…