When We Vanished

Winner of the Moonbeam Children's Book Award (Young Adult Fiction Silver Medalist)

When Andi Lin overhears details about a harmful research study at the food corporation Nutrexo, she's instantly worried that her dad is involved. He left home to participate in one of the company's clinical trials, and was in frequent contact at first-but her recent attempts to reach him have been met with silence.

Fearing he may be in danger, Andi sets out to investigate. She finds an unlikely ally in her nei...