Spare time

https://www.wikidata.org/wiki/Q180910

Field Hierarchy

Parent
Engineering 25M papers	Philosophy 22.3M papers	Art 14.4M papers	Humanities 12.6M papers
Economics 12.4M papers		Operations management 1.2M papers
Current
Spare time 3,377 papers
Child
Quality time 140 papers

Trends

Notes

History