From Neil in Hoddesdon, UK

Neil with Fenland Airsoft in England made this great MILSIM prop. He added lots of hardware like two key-switches, a motion sensor, and a relay-driven siren that will make your ears bleed. His device has special software that causes the countdown to speed up when the...

From Rick in Dunbarton, New Hampshire, USA

Rick built a classic C4 plastic explosive device using plasticine clay. Notice the mercury tilt switch from an old thermostat on the top of the device. It is connected to the detonation button, so if you don’t handle this carefully, you will start the countdown...

From David in Mountain View, California, USA

David and his 9 year old daughter built this wonderful device from old wine keeper nitrogen tanks and old plumbing supplies. His daughter did all the soldering herself (nice job!). This is definitely one of my favorite contributions, and gets extra points for...

From Matt in Atlanta, Georgia, USA

Matt built this great device as a surprise birthday gift for his wife who is a big fan of the TV show NCIS. At the end of a treasure hunt, she had to defuse this device! It is made from PVC pipe wrapped in custom labels printed on red paper. Great job, Matt, and what...

From Niklas in Storuman, Sweden

Action Events Sweden created a great prop for their Airsoft events. There are 4 wires that the participants can cut to try to defuse the bomb. The Defusable Clock circuit is expertly installed underneath a panel with the display showing through a...