Ruby's Star: Me and Mister P Adventure, Book Two

Things have been difficult for Ruby lately. Her dad left long ago, and her mom is so down that she can hardly get out of bed some days, which means it's up to Ruby to take care of her younger brother. As a result, she can't always go to school—and when she does go, she just seems to end up in trouble. And forget about her real dream, learning to skateboard. There will never be money or time for it.
But Ruby's life changes when Mister P. floats down one day in a hot air balloon. Though Ruby ...