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 Witnessing the woes of math homework January 19, 2018
 The mathematical boundary between a joke and a lie January 15, 2018
 Highlights of 2017 December 31, 2017
 Discovering the area of a trapezoid December 29, 2017
 “Math you can play” – books with games December 17, 2017
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Tag Archives: Kindergarten
Playing with symmetry in kindergarten
In our kindergarten classroom, there is a big mirror that is usually covered by a giant map. And for good reason! As soon as the students find themselves anywhere near the mirror, it attracts them like a magnet. They make … Continue reading
Posted in Uncategorized
Tagged kids as manipulatives, Kindergarten, Main Line Classical Academy, mathematical art, symmetry
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3digit numbers are tricky! Part II
This is a followup post to this one, about introducing 3digit numbers to kindergartners. I start this lesson by asking the students to come up to the board one by one and write down consecutive numbers starting with 100. There … Continue reading
Posted in Uncategorized
Tagged 3digit numbers, counting, Kindergarten, Main Line Classical Academy, place value
2 Comments
Entertaining kindergartners with caterpillars, dots, and monsters
Below is a guest post by my sister, Yulia Shpilman. We had a particularly wonderful class with my Kindergarten Math Circle last week and I wanted to share a few of our activities, in case someone else wants to try … Continue reading
Posted in Uncategorized
Tagged arithmetic, Golden Key Russian School, guest post, Kindergarten, manipulatives, tiny polka dot
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3digit numbers are tricky!
For the past several weeks, our kindergartners have been playing with 2digit numbers: they made numbers out of base10 blocks, wrote them on the board, translated between the two representations, counted by 10’s from different starting points, and more. We … Continue reading
Posted in Uncategorized
Tagged 3digit numbers, base 10 blocks, Kindergarten, Main Line Classical Academy, making numbers
13 Comments
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
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Tagged 5 years old, Kindergarten, Main Line Classical Academy, rotational symmetry, symmetry, time
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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
2 Comments