Archive for January, 2008

Eleusis: A different kind of card game

Sunday, January 20th, 2008

In 1956 Robert Abbott invented a game he called Eleusis. In 1959 Martin Gardner popularized the game in his Scientific American column. Eleusis is what's called an "induction game" which means that players need to try to induce the rules of the game. Inductive games are compared to deductive games, ...

Carnival stuff

Saturday, January 19th, 2008

A couple of Carnival things: 1. The Carnival of Homeschooling came out a few days ago with two Math posts: HappyCampers presents a delightful way to learn mathematics; Here's a fun group Math activity using the shoes on your feet! Happy Campers said, "We did this with our 4 & 5 year ...

How fast can you do mental Math?

Thursday, January 17th, 2008

There's an interesting web-site, brainetics.com, that is all about doing mental Math quickly. I have to confess that while I know quite a few mental Math tricks and while I've written quite a number of posts and made several videos about mental Math tricks I'm not particularly fast at applying ...