Bomb with the Biggest Splash

Which bomb produces the biggest splash. What happens when you mix up gardening with high explosives. How much weight can resident Brainiac Boffin Jon Tickle lose in just 4 hours. Through plans on the internet, you can build your own personal hovercraft. ESP is put to the test with a pair of twins. Which roll of tape in your kitchen drawer is the stickiest. Can a water cooler get down for speeding. Can we stretch our shortest brainiac enough to get him on a rollercoaster. Does high performance equipment result in a high performance performance. The British Army take on the safe. And Fat v Thin concludes.