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 Isometric graph paper and 3D pictures December 8, 2017
 Fun with pentacubes December 4, 2017
 Funville Adventures launched! December 3, 2017
 Counting crocodile legs November 19, 2017
 Counting beads November 3, 2017
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Tag Archives: geometry
Isometric graph paper and 3D pictures
Translated from this post by Jane Kats. At our math festivals and during Mousematics lessons we actively use isometric graph paper, aka “triangular grid paper”. Sheets with a triangular grid can be downloaded on our site here in the free downloads … Continue reading
Fun with pentacubes
Today we started a unit on geometry with the second graders. The first activity had them explore how many different structures can be made out of 4 snap cubes. They very quickly came up with the five tetrominoes: After a … Continue reading
Posted in Uncategorized
Tagged 2nd grade, 3Dgeometry, geometry, Main Line Classical Academy, manipulatives, snap cubes
4 Comments
A mathinspired love story in verse
For post #100 on this blog I wrote a poem. This is post #200 and I decided to start a tradition. This is a poem written jointly with Allison Bishop. It is an epic love story. Math is involved. The … Continue reading
A figure with pointy things and a line, a line, and a line
Look at the title. Did you guess that this was a description of an acute triangle? This description was from a student in my third grade class. Let me assure you, this student knows how to recognize an acute triangle … Continue reading
Posted in Uncategorized
Tagged 7 years old, 8 years old, communicating mathematics, games, geometry, third grade, verbal descriptions, word games
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As many opinions as there are shapes: fun with “Which one doesn’t belong – A shapes book”
Last week, the main theme of both my Kindergarten and my second grade math classes was geometry. We did a number of activities that explored various shapes and their properties, but the biggest hit in both classes was Which one … Continue reading
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Tagged 2nd grade, 5 years old, 6 years old, 7 years old, definitions, fun discussion, geometry, Kindergarten, Main Line Classical Academy, wodb
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Exploring Rectangles
Friday is a special day in our math classes at the Main Line Classical Academy. We read and discuss mathematical stories and we do exploration projects. Here is the project that we did with the 2nd4th grades last Friday. It … Continue reading
Posted in Uncategorized
Tagged 2nd grade, 3rd grade, 4th grade, area, discussion, exploration, geometry, Main Line Classical Academy, multiplication
5 Comments
What makes a triangle?
Last weekend we went to a wonderful family camp with an Ancient Greece theme. I was tasked with coming up with a fun, handson geometry lesson for 57 year olds. These were my criteria for the activity: 1) Easy prep … Continue reading
Posted in Uncategorized
Tagged 6 years old, 7 years old, camp, class, Euclid, fun math, geometry, handson activity
2 Comments