 The World Yo-Yo Contest has also held other championship divisions that are now defunct either because it was replaced or had judging standardization issues.In addition to these World Divisions, the World Yo-Yo Contest also hosts additional divisions such as the 'Women's Division' and, in 2015, the 'Over 40 Freestyle'.There is also numerous yo-yo modifying and design contests, known in the field as modding.