Statistics, dates, and links for recent Fairs
| March 16, 2024 ---- ISEF in Los Angeles, California |
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| March 18, 2023 ---- ISEF in Dallas, Texas |
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| March 19, 2022 ---- ISEF in Atlanta, Georgia and online |
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| Held online because of COVID-19 Judging held March 8–20, 2021 SSTFI held online ISEF held online |
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| Held online because of COVID-19
March 17–29, 2020 SSTFI held online ISEF cancelled |
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| March 16, 2019
ISEF in Phoenix, Arizona |
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| March 17, 2018
ISEF in Pittsburgh, Pennsylvania |
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| March 18, 2017
ISEF in Los Angeles, California |
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| March 19, 2016
ISEF in Phoenix, Arizona |
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| March 21, 2015
ISEF in Pittsburgh, Pennsylvania |
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March 15, 2014 ISEF in Los Angeles, California |
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March 16, 2013 ISEF in Phoenix, Arizona |
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| March 17, 2012
ISEF in Pittsburgh, Pennsylvania |
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March 19, 2011 ISEF in Los Angeles, California |
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| March 20, 2010
ISEF in San Jose, California |
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| March 21, 2009
ISEF in Reno, Nevada |
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March 15, 2008 ISEF in Atlanta, Georgia |
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March 17, 2007 ISEF in Albuquerque, New Mexico |
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March 18, 2006 ISEF in Indianapolis, Indiana |
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March 19, 2005 ISEF in Phoenix, Arizona |
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March 20, 2004 ISEF in Portland, Oregon |
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March 15, 2003 ISEF in Cleveland, Ohio |
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March 16, 2002 ISEF in Louisville, Kentucky |
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March 17, 2001 ISEF in San Jose, California |
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March 18, 2000 ISEF in Detroit, Michigan |
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| Relics from Before 2000 |