In anticipation of the November 8, 1939, Nazi rally in Munich presided over by Adolph Hitler, Johann Georg Elser planted a Easy to adjust, pause, restart or reset. Fun timers for the classroom - fun timers are great! mmm! If you want to pause the timer, no problem, just press the "pause" button and if you want to continue, press the "resume" button. The electronic and deadly accurate MST-13 Timer, which can be set between 1 minute and 999 hours before detonating a time bomb, was designed and built by Swiss engineer Ulrich "Ueli" Lumpert of MEBO AG of Zurich, Switzerland in the 1980s.. Allows you to countdown time from 13 min to zero. Bomb Countdown - Watch the fuse go down. Sand Timer VAGREEZ Hourglass Sand Timer 5 Minutes 30 Minutes Timer Clock for Kids Games Classroom Home Office Kitchen Use (Pack of 2) 4.6 out of 5 stars 662 $13.79 $ 13 . Timer details Preset timer for thirteen minute. Set a silent timer clock or choose a sound. Egg Timer - An Online Sand Timer. Create one or multiple timers and start them in any order. 13 minute timer. Timer online with alarm. 13 minute equal 780000 Milliseconds 13 minute equal 780 Seconds Clock Countdown - It goes round and round. This is our C4 Plastic Explosive Timer. Simple to use, no settings, just click start for a countdown timer of 34 Minutes. Online timer 4.4 /5 ( 57 ) With the display of the timer in the tab, a ringtone, the elapsed and exceeded time, this online timer will meet all your needs. A cool little 34 Minute Timer! Try the C4 timer today! Choose from our selection of electrical timers, including timer switches, time and day activated switches, and more. So it is actually 13 minute countdown.. Just press start the "start" button and this thirteen minute timer will start. Try this fun Dynamite Timer - watch the fuse go down, then BANG! These timers are fun, great for classrooms, and kids and adults alike. Free and full screen! Free, full screen, and can be downloaded. Chess Clock - A free online Chess Clock; This 13 minute timer is easy and simple online countdown timer clock with alarm. 79 In stock and ready to ship.