New shipment -- Cause for concern? -- Missing Mom -- Stolen property -- Time to worry -- Hunting for clues -- A guilty friend? -- Other leads -- Fly-by-night -- Stumped -- Stakeout -- Motel mistake? -- Breakthrough -- Future detectives.
Summary
A shipment of dinosaur bones meant for a new exhibit at the Capitol City Natural History Museum has disappeared, and so have the five paleontologists who were working late at the museum, including Wilson Kipper's mother--so Wilson and his museum friends set out to solve the mystery.