The World on Either Side by Diane Terrana 

After the death of her boyfriend, sixteen-year old Valentine stops going to school, quits seeing her friends, and, finally, won’t leave her bed. Desperate for her daughter to recover, Valentine’s mother takes her on a trek in Thailand. In the mountains north of Chiang Mai, Valentine finds a world she didn’t know existed, where houses are on stilts and elephants still roam wild. She learns about the Burmese civil war and the relentless violence against the Karen and Rohingya peoplest… Read more.