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# Category Archives: General

## Pick a piece of candy!

I try to change seats often in my classes (every three weeks or so). Sometimes I choose their seats for them, but most of the time it is random. I usually use a deck of cards (well, part thereof), kids … Continue reading

## End Behavior of Rational Functions

This is the activity I used a couple of months ago to help students investigate the end behavior of rational functions. The second part of the activity (not shown) asks them complete three statements: If the degree of the numerator … Continue reading

## National Boards, Reflecting and Writing

Ever have a friend that you’ve thought about often, but somehow lost touch? Things come up, you mean to call, but somehow… you don’t. This continues, then it gets to the point where it seems too awkward to call. And … Continue reading

## Perspective

There are approximately 1,059,000 high school teachers in the United States, according to a 2007 estimate. There are approximately 90,000 members of NCTM. I have 87 people listed under my math teacher list on Twitter. I have about 50 blogs … Continue reading

Posted in General, Math
11 Comments

## Sharing: Multiple Representations of Systems

One of the realizations that I made at NCTM was that the idea of multiple representations is still new to some people and that I need to start sharing more.1 This is one of my “worksheets”2 from last fall that … Continue reading

Posted in General, Math, Problem Solving
Tagged multiple representations, systems of equations
4 Comments

## When Sketchpad is Wrong

Last week we went into the lab to play do an investigation with Sketchpad. The task was to create various polygons, measure the angles in each, and calculate the sum of the interior angles. They were then to formulate a … Continue reading

Posted in General
5 Comments

## Summer Plans

I’ve been sitting here thinking about all I’ve wanted to accomplish this summer that I haven’t done yet. Then I realized school has only been out for one week. It isn’t time to panic just yet. I have a new … Continue reading

Posted in General
2 Comments