Cubs have a blast of a time with a Brunel Box By 167th Scout Group on October 12, 2021 (updated October 12, 2021) In Cubs / 0 comments Brunel’s Blast-Off Box Last night the cubs borrowed a fantastic chest of activities from the SS Great Britain’s Brunel Loan Boxes. Following the excellent instructions in the box the cubs rolled, glued, decorated and equipped a paper tube with a nose cone and some flights. They named their rockets and prepared them for launch. In the treasure chest of a loan box was the launch tube sitting atop a pressure chamber. Once the device was pumped to between 1 and 2 bar pressure, the leaders checked the area was clear and charged the valve release and then the cubs yelled out their 3, 2, 1, Blast-Off! Continue ‘reading’ to see a select few videos.