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The Winter Classic – aftermath

Caught this little nugget while checking out one of my favorite Philly sports sites today, Crossing Broad.  Apparently, the Winter Classic did such a number on the Citizen’s Bank Park field, they are...

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Encouraging Persistence Through Contest Problems, part 1

One of the many tasks I perform for my school district is serving as math club sponsor.  While I often attempt to find interesting activities and experiences for the club, many students join math club...

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Encouraging Persistence Through Contest Problems, Part 2

In my last post, we looked at an AMC-12 problem of moderate difficulty, but with an premise that could be understood by many.  This time, we’ll take a look at a problem which delves into more abstract...

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101 Questions

One of the more intriguing math-related websites I have been following this year is 101qs.com by Dan Meyer.  The site has a simple concept: you are presented with a picture or short video clip, and are...

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NCTM – Thursday

Very exciting day….quite a buzz as I arrived today.  Looking forward to some interesting sessions in the next few days.  The hard part is deciding which sessions to choose. Teaching Proof: Lessons From...

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Happy Summer Pi Day!

Math teachers love March 14, the day where we have a built-in excuse to strong-arm students into bringing cookies, cakes, and pies to class, all under the clever guise of celebrating our irrational...

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What is Three?

A middle-school teacher’s family emergency pulled me into the classroom last week to teach an honors Geometry class to 8th graders.  Geometry…sigh….the course I always put on my “please do not ask me...

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What is on Your High School Math “Mount Rushmore”?

Today was math club day. Math club is a strange creature, where the content is always dependent on the interests and audience of kids who show up.  Some days, we will work through interesting past...

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Doing the Translation Dance

Last month, I wrote about my talk on Encouraging Perseverance in Math Class, given at the Fall, 2012 ATMOPAV conference.  But earlier that same day, I had the opportunity to hear Scott Steketee‘s...

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Building a Better Snowman

In a recent tour of my midde school, I observed a 6th grade teacher working with a class to use compasses.  Their goal: to make a snowman with segments of different, but given radii, 3cm, 2cm and 1cm....

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Problem Makeover – Carpeting

This week’s problem makeover from Dan Meyer features a room in need of carpeting: There’s a lot of stuff going on in this problem: Overlaying rectangular carpet over an irregular shape.  We’re going to...

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A Math Teacher Ventures Into a Western Civ Class

During my prep period last week, I came back to my classroom after a trip to the main office and overheard some familiar language: Euclid, Pythagoras, The Elements.  What’s intriguing here is that my...

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Class Opener – Day 19 – A Blast From Geometry Past

During yesterday’s group work, which included a discussion of Pascal’s Triangle, I overheard some groups mention Sierpinski’s Triangle, which they had seen some in Geometry last year. That led to...

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