[1]^Wise, Debra (2003). Great big book of children's games: over 450 indoor and outdoor games for kids. McGraw-Hill Professional. p. 320. ISBN 0-07-142246-3..
[2]^Beard, Daniel Carter (1900). "Games of tag". The Outdoor Handy Book: For Playground Field and Forest. The Minerva Group, Inc. ISBN 978-0-89875-135-2..
[3]^Sanborn, Frank B. (1904). "History and poetry from the life of F. B. Sanborn of Concord, Massachusetts". The Granite monthly: a magazine of literature, history and state progress. J. N. McClintock. 36–37..
[4]^Cassidy, Frederic Gomes; Joan Houston Hall (1985). Dictionary of American regional English, Volume 4. Harvard University Press. ISBN 0-674-00884-7..
[5]^Cassidy, Frederic G. (1991). Dictionary of American Regional English: D–H, Volume 2. Harvard University Press. ISBN 0-674-20511-1..
[6]^"gool". The Mavens' Word of the Day. Random House, Inc. 1999..
[7]^"Mass. grade school bans tag, other chase games". Associated Press. 19 October 2006. Retrieved 14 October 2009..
[8]^"Elementary school bans tag on its playground". Associated Press. 31 August 2007. Retrieved 14 October 2009..
[9]^Schoetz, David (16 April 2008). "Nanny State of Play? Another Tag Ban". ABC News. Retrieved 14 October 2009..
[10]^"Dinner lady bid to sue boy fails". BBC News. 3 April 2009. Retrieved 14 October 2009..
[11]^Sealey, Geraldine (24 June 2002). "Is Tag Too Tough for Kids?". ABC News. Retrieved 15 October 2009..
[12]^Bafile, Cara (8 October 2007). "Is This "It" for Tag?". Education World. Retrieved 14 October 2009..
[13]^Anderson, Jennifer (10 September 2009). "Schools try to reduce playground conflicts". Portland Tribune. Retrieved 15 October 2009..
[14]^McFarlane, Andy (2 September 2008). "The return of British Bulldog". BBC News. Retrieved 14 July 2009..
[15]^Lileks, James (19 February 1999). "'Duck, duck' apparently has no shades of gray; 'Research' shows that Minnesota is only state that flat-out refuses to say 'goose'". StarTribune. Archived from the original on 5 November 2012. Retrieved 4 September 2011..
[16]^"The games children play". BBC News. 21 May 1999. Retrieved 15 October 2009..
[17]^"Disney Family - Recipes, Crafts and Activities". Disney Family..
[18]^"Prisoner's base"..
[19]^Miller, Claude H. (1911). Outdoor sports and games. The Library of Work and Play. Garden City, New York: Doubleday, Page & Company..
[20]^https://web.archive.org/web/20221028224426/https://books.google.com/books?id=wTuZMWvmUisC&pg=PA160&lpg=PA160&dq=%22cops+and+robbers%22+childrens+game&source=web&ots=w_kxD5FGvk&sig=CxWAXEqizRySVTFQ5S-Z7CSzR3o&hl=en&sa=X&oi=book_result&resnum=5&ct=result/ Great Big Book of Children's Games, by Debra Wise and Sandra Forrest. ISBN 0-07-142246-3, ISBN 978-0-07-142246-8.
[21]^"Sunday 8th June 1806. the 2 men returnd from the villages. a number of the natives visited us and gave Frazer a fine young horse a number of the natives joined and got out our canoe which was Sank. our party exercised themselves running and playing games called base in the evening danced after the fiddle as the Indians were anxious to See them." "The Journals of the Lewis and Clark Expedition". Retrieved 14 May 2016..
[22]^"The Forgotten Games of the Corps of Discovery". 16 February 2012..
[23]^Reichardt, Patricia (3 August 2004). "PCs bring a game of tag to the urban playground". The Independent. London. Retrieved 15 October 2009..
[24]^"CitiTag". Centre for New Media. Open University. Retrieved 15 October 2009..
[25]^"Flashlight Tag". Lori Donnahue. Retrieved 16 August 2010..
[26]^Grover, Kathryn (1992). Hard at play: leisure in America, 1840-1940. Univ of Massachusetts Press. p. 262. ISBN 0-87023-792-6..
[27]^Newcombe, Jack (6 March 1970). "The Games Children Play". LIFE. Retrieved 15 October 2009..
[28]^Doll, Beth; Katherine Brehm (2009). Resilient Playgrounds. School-based Practice in Action. CRC Press. p. 256. ISBN 0-415-96088-6..
[29]^Anthony, Michelle; Publishing, Group; McLaughlin, Dennis R. (24 February 1999). "The Gigantic Book of Games for Youth Ministry". Group Pub. – via Google Books..
[30]^"Flour Sock Tag - Ultimate Camp Resource". www.ultimatecampresource.com..
[31]^Leibs, Andrew (2004). Sports and games of the Renaissance. Sports and games through history. Greenwood Publishing Group. p. 199. ISBN 0-313-32772-6..
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