# Blog

##### Know What

I’ve been teaching with Vicky for about 15 years. Many years ago, I apparently mentioned to her that when I was in high school, I had been on the “In the Know" team. In the Know was a Columbus Ohio TV quiz game that pitted...

##### History DNA

I think we learn more when we’re having fun. I don’t know whether or not we learn better through fun activities than through drudgery, but since we enjoy fun more than drudgery, I think we’re more inclined to spend our time doing the fun stuff...

##### The Adventures of a Reluctant Homeschooler

If anyone had told me that I would one day be a ‘homeschooler’ I would have told them that they were nuts. There was no way I would have ever considered taking on the responsibility of teaching our son, Dar. And now, guess what, I’m...

##### The Math behind Xinwan’s Trick

In a previous post, I wrote a bit about a mental math method that I refer to as Xinwan’s trick. It involves multiplying two-digit numbers times eleven by splitting the digits and placing the sums between them. For instance, to multiply 62 x 11, you...

##### Xinwan’s Trick

Mental math - or mental calculation - really has very little to do with math. Well, I suppose it depends on how you look at math, but to me, mental math is mostly just a fun way to practice analytical thinking and problem solving -...

##### Joe’s Number Cards

I like to play games in my math classes. The other day, I was playing a game with my mental math class, when a student asked me about the design of my game cards. Most of the games I play in my math classes involve game...

##### City Girl Goes Granola

That was the tag line for my friend's wedding. The New York City girl who used to walk only as far as the curb to hail a cab one day up and moved to San Diego for a job and now she was getting married...