We're a math club for girls.

## Girls’ Angle Bulletin, Volume 8, Number 1

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. This time, we’re leaving it up to readers to guess what our latest cover represents. This past summer, Girls’ Angle program assistant … Continue reading

## Multiplication Sculptures and Sums of Cubes

Take a multiplication table and build a column of cubes over each entry. For each column, use as many cubes as the product it sits upon. The result is a “multiplication sculpture” or “multiplication tower.” The picture shows a 15 by … Continue reading

## Girls’ Angle Bulletin, Volume 7, Number 6

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. The cover illustrates a neat result that Anna B. discovered and explains in this issue’s Anna’s Math Journal. She continued her investigation of … Continue reading

## Marion Walter’s Theorem Via Mass Points

I recently had the good fortune of learning Marion Walter’s theorem from Marion Walter herself: Marion Walter’s Theorem: In a triangle, draw line segments from each vertex to the trisection points on the opposite side. The six drawn line segments … Continue reading

## Girls’ Angle Bulletin, Volume 7, Number 5

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. A paraboloid of revolution adorns the cover. Anna investigates cross sections of paraboloids in this issue’s Anna’s Math Journal. It sure feels like … Continue reading

## Cubes in one-point perspective

This post is a reply to Jamie’s comment on Drawn to Math: Would anyone know how to construct a cube in one point perspective? This is an excellent question because it isolates an important, simplified situation that enables one to study key aspects of … Continue reading