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 Protecting against magic September 16, 2017
 Skip counting or word skipping? June 25, 2017
 Numicon – combining geometry and arithmetic June 22, 2017
 Discussing the meaning of “almost” with an 8 year old June 2, 2017
 From mathhater to mathematician and computer scientist: The story of Allison Bishop June 1, 2017
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Tag Archives: Main Line Classical Academy
Time, symmetry, and unexpected turns
This is a story of how a kindergarten lesson on telling time turned into a lesson on symmetry. It all started with a fun, colorful clock, with numbers 1 through 12 made out of shapes (some related to the number, … Continue reading
Posted in Uncategorized
Tagged 5 years old, Kindergarten, Main Line Classical Academy, rotational symmetry, symmetry, time
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Four colors or more?
When you find your students working during break time on a problem that was the topic of a lesson three weeks prior, you know that something has gone right and your heart is filled with joy and excitement. What they … Continue reading
Posted in Uncategorized
Tagged 2nd grade, 3rd grade, 4 color theorem, coloring, drawing, graph theory, Main Line Classical Academy, proof
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Dots in a Square from Math Without Words
Recently, my third grade class and I have fallen in love with Math Without Words by James Tanton. This is a delightful collection of math puzzles, ranging in difficulty from fairly easy to quite hard, but all mathematically beautiful. Occasionally, … Continue reading
Lots of fun with Tiny Polka Dot
For a week in our kindergarten class we have been playing with Tiny Polka Dot! I had been excited about these cards arriving for a while, and I was not disappointed. They are colorful, sturdy and creative, and my students … Continue reading
Functions in Kindergarten – A favorite
A few weeks ago I did a series of lessons with the kindergartners about one of my favorite topics to do with this age group: functions! I recall being quite surprised when I introduced the concept to my daughter when … Continue reading
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Tagged 5 years old, function machine, functions, Kindergarten, Main Line Classical Academy
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Our Second Fun Math Festival
We had another wonderful math festival, hosted jointly by Golden Key Russian School and Main Line Classical Academy. Here is an account of it, written by Yulia Shpilman. We did it, we did it, we did it again! Last Sunday, … Continue reading
Measuring everything in sight!
Last week, our second grade math class was filled with fun measurement activities, more specifically, measuring length. Here are some highlights. A number of the activities were adapted from the Georgia Mathematics Standards of Excellence. For the first activity, I … Continue reading
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Tagged 7 years old, class, handson activity, Main Line Classical Academy, measurement
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