C.H. · Cassie Hart · Cassie Harte · Chaz Hart
Group Fore Productions · McGraw-Hill
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Bowled Over: The Case of the Gravity Goof-Up | 978-0-07-007055-4 | 1998 | |
| Catch of the Day: The Case of the Helpless Humpbacks | 978-0-07-006390-7 | 1997 | Emily Lloyd |
| Hot-Tempered Farmers: The Case of the Barbecued Barns | 978-0-07-006389-1 | 1997 | |
| It's Your Job: Take Charge of It | 978-0-88197-102-6 | 2007 | |
| Just Do Your Best | 978-0-88197-101-9 | 2006 | |
| Rock the House: The Case of the Meteorite Menace | 978-0-07-006694-6 | 1998 | |