This resource focuses on exploring the mystery of the Mary Celeste through evidence-based inquiry. Students are tasked with transforming gathered evidence into probing questions to deepen their investigation of the ghost ship. Throughout the activity, students engage in matching investigator terms with their definitions, recalling key facts, and practicing essential investigative techniques. They will also apply a structured framework to convert specific evidence into meaningful inquiry questions. The resource encourages critical thinking by prompting students to connect multiple pieces of evidence and develop deeper, interconnected questions about the mystery.