📖 Reading age: 7-10 years 🎓 Grade level: 2 - 5 💡 Summary: This was one monster of an itch... When Alex and his cousin Sarah are visiting their grandparents, Alex gets terrible red, itchy hives. Yikes! He's allergic to a ghost! Even worse, the ghost won't leave him alone -- he wants Alex and Sarah's help. Can they solve the ghost's mystery and get rid of Alex's awful rash before it ruins everything?