Archive for 2009

Debian Lenny

Sunday, December 27th, 2009

Debian Lenny works ok on my desktop computer, an Asus Pundit AH1 box with dual core AMD processors and nvidia graphics and sound. The Lenny release is the current ‘stable’ and so has slightly old packages (Firefox 3.0xx and OpenOffice 2.4) but runs fast. I can always upgrade to Squeeze (the current ‘testing’) when I [...]

Solstice at 17:48 on 2009-12-21

Sunday, December 20th, 2009

Jupiter is following the Moon at present, and this sight prompted me to dig up some of my old astronomical Web pages and spreadsheets. Below are some highlights. The Web site is available on this server in the kepler directory.

My Solstice spreadsheet based on Jean Meeus’ routines from his Astronomical Algorithms is predicting the instant [...]

More quick number questions

Tuesday, December 15th, 2009

Download a pdf file with 40 (more) quick fire number questions.

Focus on equivalent fractions, rounding, and some questions embedding the four functions including with whole numbers and one or two decimal number questions in familiar contexts. No answers as yet but I might write a set out.

Quick fire number questions

Monday, December 7th, 2009

Download a one side pdf worksheet with 30 quick fire non calculator number questions and numerical answers.

Questions include the four functions with whole numbers and decimal numbers, a few fractions questions including adding related ‘family’ fractions, percentages and fraction conversion, some ratio and rounding and a few problem questions. Designed as a sort of ‘speed [...]

Free Mind

Monday, November 30th, 2009

Useful freeware mapping tool