[7]: 196 Eight verse riddles, all in ljóðaháttur, are also attested in the Icelandic manuscript fragment Reykjavík, Stofnun Árna Magnússonar, AM 687 b 4to, thought to date from between 1490 and 1510.
Three medieval riddles in verse about birds are known, first attested in a part of the manuscript Reykjavík, Stofnun Árna Magnússonar AM 625 4to from around 1500.
[17] På Grønalihei opens with three stanzas about two brothers debating how to share their inheritance; they decide to settle the question through a riddle-contest.
A large number of riddle collections were printed in the German-speaking world and, partly under German influence, in Scandinavia.
Key collections and studies include: The traditional, oral riddle fell out of widespread use during the later twentieth century, being replaced by other oral-literary forms, and by other tests of wit such as quizzes.