# The Harmony Learning Community Blog

News, Updates, Program Recaps, and Homeschooling Information

### Folklore – River Crossing – Collatz – the Elephant – Siri – Cannibals

(April 28, May 5, and May 12, 2015)  We’ve had 3 sessions so far, and I see 3 big themes developing in this 5-session course for 9-11 year olds: Everyone thinks that “Everyone Else in the Room is Better at Math than Me.” Not everyone realizes what math is really about. There’s culture/folklore in mathematics that the kids are starting…

### ESCHER #5: All About Assumptions

ESCHER #5:  All About Assumptions (February 10, 2015)  I brought in some soccer balls to continue our discussion about which regular polygons can be tessellated.  The kids discovered that the balls were a pattern of both pentagons and hexagons.  The question became “Why?”  Conjectures:  Roundness?  Size? Of course, since soccer balls are 3-D, they weren’t going to answer our question…

### Symmetry: The Questions (ESCHER #2)

(January 13, 2015)  For the most part, I’m going to let the pictures do the talking this week.  They tell the mathematical story of our session via the students’ work and question. We continue to wrangle over the definition/types of symmetry.  I posed 2 new questions this week: 1)  Can you get a mirror image of an object using rotation…

### GARDNER #5: Life, Murder, and Box Tops

LIFE (October 21, 2014)  Last week’s boardwork was on display before the students arrived.  M, who was absent last week, was early for class today.  She saw the board and immediately asked, “Why does it say ‘die?’” “Ask them,” I told her, indicating J and L, who were also early for class.  J set the board up for Life1. Then…