March 9th, 2008 by 
Sol:
Cross Sums, now trendily known as Kakuro, have always been my favorite pencil puzzle. I also think they’re great for students. They involve practice in logical reasoning, mental math, and summing sequences. …
Share it:
These icons link to social bookmarking sites where readers can share and discover new web pages.
Posted in Top | 
No Comments »
March 9th, 2008 by
I had to use all the letters in my name because “K” is woefully under-represented. Lest you think I have a mental incapacity, I realized that a disproportionate number of Clay Aiken’s songs start with the letter “E” . …
Share it:
These icons link to social bookmarking sites where readers can share and discover new web pages.
Posted in Top | No Comments »
March 9th, 2008 by
I feel bad for Gabe now as he struggles with his math lessons knowing that in the long run he has to know them. Still it is hard for me as his mom to watch him struggle with things that are difficult for him. …
Posted in Top | No Comments »
March 9th, 2008 by
Google has been posting a series of interesting talks by contemporary authors. This talk is by Michael Shermer, author of Mind of the Market, and editor of the popular magazine Skeptic. It is a lengthy 53 minute video, …
Posted in Top | No Comments »
March 9th, 2008 by
SCOAP3 (Sponsoring Consortium for Open Access Publishing in Particle Physics) has released presentations from its SCOAP3 US Focal meeting at the University of California at Berkeley. Here is an excerpt from the announcement that lists …
Posted in Top | No Comments »
March 9th, 2008 by
Piscator made a very good comment pointing out an error on my previous post. I had erroneously claimed that because Majorana mass terms are invariant under chiral-symmetry, they are not protected by chiral symmetry the same way Dirac …
Share it:
These icons link to social bookmarking sites where readers can share and discover new web pages.
Posted in Top | No Comments »
March 9th, 2008 by
If you work in a location that handles or processes hazardous materials, eventually you have to come to grips with the matter of risk and accidents. It is possible to design procedures that prevent certain kinds of accidents and …
Share it:
These icons link to social bookmarking sites where readers can share and discover new web pages.
Posted in Top | No Comments »
March 9th, 2008 by
he asked, astonished. “Are you the one who rubbed whipped cream all over me on the pool table while you slapped my butt with a with a wet celery?” Wide-eyed and shocked the woman replies, “No, I’m your son’s math teacher.”
Share it:
These icons link to social bookmarking sites where readers can share and discover new web pages.
Posted in Top | No Comments »
March 9th, 2008 by
I realize that so far, despite the number of resources I’ve turned up, our chemistry studies this year have stayed on a pretty superficial level. There are lots of homeschoolers who are going through much more rigorous courses than I am …
Posted in Top | No Comments »
