Laura Lee Hope. 30 volumes. Illus. George Tsui (volumes 1-3), Paul Jennis (volumes 4-6, 9-16), Randy Berrett (volumes 19-20, 22, 24), David F. Henderson (volumes 25, 28). Produced by Mega-Books of New York, Inc. New York: Pocket Books (Minstrel).
1. The Secret of Jungle Park (Aug. 1987)
2. The Case of the Runaway Money (Oct. 1987)
3. The Clue That Flew Away (Dec. 1987)
4. The Secret in the Sand Castle (Feb. 1988)
5. The Case of the Close Encounter (Apr. 1988)
6. Mystery on the Mississippi (June 1988)
7. Trouble in Toyland (Aug. 1988)
8. The Secret of the Stolen Puppies (Oct. 1988)
9. The Clue in the Classroom (Dec. 1988)
10. The Chocolate-Covered Clue (Feb. 1989)
11. The Case of the Crooked Contest (Apr. 1989)
12. The Secret of the Sunken Treasure (June 1989)
13. The Case of the Crying Clown (Aug. 1989)
14. The Mystery of the Missing Mummy (Oct. 1989)
15. The Secret of the Stolen Clue (Dec. 1989)
16. The Case of the Missing Dinosaur (Feb. 1990)
17. The Case at Creepy Castle (Apr. 1990)
18. The Secret at Sleepaway Camp (June 1990)
19. The Show and Tell Mystery (Aug. 1990)
20. The Weird Science Mystery (Oct. 1990)
21. The Great Skate Mystery (Dec. 1990)
22. The Super-Duper Cookie Caper (Feb. 1991)
23. The Monster Mouse Mystery (Apr. 1991)
24. The Case of the Goofy Game Show (June 1991)
25. The Case of the Crazy Collections (Aug. 1991)
26. The Clue at Casper Creek (Oct. 1991)
27. The Big Pig Puzzle (Dec. 1991)
28. The Case of the Vanishing Video (1992)
29. The Case of the Tricky Trickster (1992)
30. The Mystery of the Mixed-Up Mail (1992)