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Guinness World Records Day
2007 STACK UP! sets new Guinness World Record
We do not list participating countries and organizations prior to online verification which was implemented in 2010.
STACK UP! Stamp of Approval
Participating organizers don't forget to download your 2007 WSSA STACK UP! Stamp of Approval as a keepsake of this year's record-setting event. Create one for your School / Organization and for each Participant if you like!
Download Your Stamp Of ApprovalPrevious Years
- 2018 STACK UP! 635,000 Goal
- 2017 STACK UP! 578,704 Stackers
- 2016 STACK UP! 622,809 Stackers
- 2015 STACK UP! 618,394 Stackers
- 2014 STACK UP! 592,292 Stackers
- 2013 STACK UP! 555,932 Stackers
- 2012 STACK UP! 483,658 Stackers
- 2011 STACK UP! 412,259 Stackers
- 2010 STACK UP! 316,736 Stackers
- 2009 STACK UP! 276,053 Stackers
- 2008 STACK UP! 222,560 Stackers
- 2007 STACK UP! 143,530 Stackers
- 2006 STACK UP! 81,252 Stackers