134 reputation
19
bio website None
location London, United Kingdom
age 34
visits member for 2 years, 7 months
seen May 15 '12 at 11:18

I work with people and computers. I used to teach Maths and IT to young people between the ages of 11 and 16.


Mar
5
comment How can I determine if my telescope mirror is parabolic?
Thank you very much guys, very much appreciated.