NEW YORK, 4:50 AM, FRI JUL 25 | 62 POSTS IN THE LAST 24 HOURS | tips@gizmodo.com |

UK | FR | NL | IT | DE | ES | JP | AU

Gizmodo Team

Tip your editors:
tips@gizmodo.com

Editor:
Brian Lam | Email

Features Editor:
Wilson Rothman | Email

Senior Associate Editors:
Jason Chen | Email | AIM
Jesus Diaz | Email | AIM
John Mahoney | Email

Associate Editors:
Mark Wilson | Email | AIM
Matt Buchanan | Email
Adam Frucci | Email

Contributing Editors:
Sean Fallon | Email
Addy Dugdale |Email
Kit Eaton | Email
Elaine Chow | Email
Jack Loftus | Email
Matt Hickey | Email

Columnist:
Brendan I. Koerner

Editorial Assistants:
Adrian Covert | Email
Benny Goldman | Email

Interns:
Chris Mascari | Email
Eric Sheline | Email
John Herrman | Email
Dan Nosowitz | Email
Logan Lape | Email

Copy Editor:
David Penick | Email

Comment Account Questions:
Comments@gizmodo.com

Gawker Media Network

turing alarm clock, gadgets, open-source, time, alarm clock, math, nicholas paul johnson

Home-Made Alarm Clock Beeps Until You Solve a Mathematical Problem

I tend to have a cup of tea and some cereal before I do anything in the morning, but Nicholas Paul Johnson swears by his Turing alarm clock. Powered by an PIC16 microcontroller, Johnson used a four-buck LCD display and has, very sweetly, made the whole thing free and open-source. [cheaphack via MAKE]

10:20 AM on Thu Feb 21 2008
By AddyDugdale
5,999 views
27 comments