From the 2016 Guinness World Records Scout Challenge
Team of 6 must pop 10 balloons
10 balloons per team
stopwatch / times
The fastest time to burst ten balloons by a team of six is 13.34 seconds and was achieved by Darryl O'Riordan (UK) at the Atlantica Sungardens Hotel, in Limassol, Cyprus, on 5 July 2013. Can your scouts beat it.
5 balloons are place on a chair, 5 scouts stand in front when the whistle goes the team must sit on and burst the balloons, the 6th team member places balloons on the chairs until all 10 have been burst.
For full (and very detailed) instructions see the attachment.