1968 - Trading Post
1989 - Coracle
1990 - Hot air balloon to carry an egg
1991 - Go-kart
1992 - Ballista
1993 - Sedan chair
1994 - Ornamental arched gateway
1995 - Trek cart
1996 - Swing boat
1997 - Hour-glass tower
1998 - Shower
1999 - Ornamental arched gateway
2000 - Swing boat
2001 - Working crane
2002 - Ballista
2003 - Bridge
2004 - Playground
2005 - Roundabout?
2006 - Ballista
2007 - Bridge
2008 - Navigation, Communication, First Aid, Wide Game
2009 - Physical, Household, First Aid, Trading Post
2010 - Mind, Hand to Eye, Back to Basics, Nature Trail
2011 - Physical Challenge, Winter Navigation, Back to Basics, Treasure Hunt
2012 - Senses, Communication, Observation, Lyons Challenge
2013 - Observation, First Aid, Construction, Patrol Interaction
2014 - Communication, Shoot, Knowledge, Trading Post
2015 - Remote Leadership, Forensics, Information Technology, Assault Course
2016 - Household, Cooking for the Impaired, Physical Exercise, Water Transportation
2017 - Puzzle Hunt, Obelisk, Sport, Pioneering
2018 - Knock it on the Head, Electric Field, Scouting Basics, Beat the Judge
2019 - Gutter Ball, Puzzle Word, Heritage Quiz, Trek Cart
2022 - Puzzle, Space Hoppers, Dog, Orienteering
2023 - Gateway
2024 - Playground