Dòng Nội dung
1
Caboose mystery/ Gertrude Chandler Warner ; illustrated by Charles Tang.
New York : Scholastic Inc., 1990.
128 p. : ill. ; 22 cm.
2
Mystery in the cave. Gertrude Chandler Warner ; illustrated by Charles Tang. 50 /
New York : Scholastic INC., 1996.
121 p. : ill. ; 21 cm.

While exploring the caves around Dragon s Mouth Cavern, a series of unusual and somewhat frightening events convinces the Alden children that someone does not want them around.
3
The dinosaur mystery / Gertrude Chandler Warner ; Charles Tang.
Morton Grove, Ill. : A. Whitman, 1995.
121 p. : ill. ; 22 cm.

When the Aldens go to the Pickering Natural History Museum to assist with the opening of a dinosaur exhibit, their work is hampered by a series of mysterious happenings.
4
The four hungry children / created by Gertrude Chandler Warner ; illustrated by Charles Tang.
Morton Grove, Ill. : Albert Whitman & Company, 1992.
119 p. : ill. ; 22 cm.

The Aldens search for carousel horses that have disappeared from an amusement park.
5
The mystery at the ballpark / Gertrude Chandler Warner ; Charles Tang.
New york : Scholastic INC, 1995.
124 p. : ill. ; 21 cm.

The Alden children uncover a plot to sabotage the Greenfield Bears baseball team. Includes baseball puzzles and activities.