Riddles and medical riddles.
Song of Songs—Riddle of Riddles
The Exeter Book Riddles’ Precarious Insights into Wooden Artefacts
The Roles of Riddles, Puzzles, and Narratives as Pedagogy in Video Games: A Case of African-Themed Video Games
The Presidential Address ON THE UNSOLVED RIDDLES OF SCIENCE,
Puzzle Pedagogy: A Use of Riddles in Mathematics Education
Riddle
Unriddling the Exeter Riddles
Wit and Wisdom: The Worldview of the Old Norse-Icelandic Riddles and Their Relationship to Eddic Poetry
Laf-Craft in Five Old English Riddles (K-D 5, 20, 56, 71, 91)