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The Corrupted Cone of Experience
The Corruption of Dale's Cone of Experience
1-Retention Data Timeline
1913 Journal of Education
1915 Journal of the Michigan Schoolmasters Club
1918 Journal of Geography
1920 Kansas City Times (Waters)
1921 Centennial History of Missouri
1922 Perry Republican
1957 Aviation Fire Control
1958 Aviation's Electrician's Mate
1961 Radiological Training Manual
1962,1964 New for Farmer Cooperatives (Dahncke)
1967 "Are you missing the boat in training aids?" (Treichler)
1973 Kjoer and Schovsbo
1976 National Parks Training Methods Manual (Eitington)
1979 Higher Education Act Reauthorization
1979 Mine Safety and Health
1979 Northwest Staff Development Center News
1986 A Systems Approach to Youth Employment Competencies
1999 - Central Missouri State (Rao)
1999 Public Roads
2000 - RIT (Bhueler)
2001 - Help in School (Munday)
2002 - EContent
2002 - Marshall
2002 - The Initiative
2002 - The Ohio State (Hall)
2007 Inspiring Active Learning
2-Dale's Cone of Experience Timeline
1937 Visualizing the Curriculum (Hoban and Zissman)
1946 Audiovisual Methods in Teaching 1st Edition
1954 Audiovisual Methods in Teaching 2nd Edition
1969 Audiovisual Methods in Teaching 3rd Edition
3-Corrupted Cone Timeline
1977 Family Cluster Programs (Nutting)
1977 National Institute on Drug Abuse (Bauman)
1998 - University of Akron (Rainey)
1999 - Computer Strategies, LLC
2000 - NTL Institute
2002 - ACU Adams Center for Teaching Excellence
2002 - Oakland Unified School District
2002 - The American University (Kuykendall)
2002 - Why Choose Talk Tools? It Works
2003 - Ray Pastore, Sr.
2004 - Forrester Research, Inc.
2007 - China (Mark Chen)
2012 - Rindawati Blog
2013 - uniLrn
2013 Cone of Learning Rap
2014 - Top 10 (big in China!)
2016 - Zenka @ TEDx
2016 Kiyosaki (TEDx)
4-Debunking Attempts
1978 - Dwyer
2002 - Betrus and Januszewski
2002, 2006 - Thalheimer
2003 - Molenda
2004 - Subramony
2008 - Fadel
2008 - Holbert and Karady
2008 - Mea Culpa
2009 - Mariis Mills
2010 - Brain Friendly Trainer
2010 - Genovese
2012 - Ray Pastore, Jr.
2013 - Atherton
2013 - Joanne Jacobs
2013 - Willingham
2014 - Small and Archer
2014 - Subramony, Molenda, Betrus, Thalheimer
2015 - Thalheimer
2016 - Jackson
2018 - Letrud & Hernes
A Place for Stories
Possible Misconceptions about Dale's Cone (from the man himself)
The Corrupted Cone of Experience
2007 Inspiring Active Learning
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