math

13
Sep
Foiled by a Foil

Foiled by a Foil

I couldn’t resist this GIF for my algebra students. Foiling can be such fun!
12
Sep
Moiré GIF: by Opal

Moiré GIF: by Opal

My daughter started playing with moiré in procreate after I fiddled with it in a previous post. You know we breathe math in our home. She wanted to share:
09
Sep
Parallel to a Parabola

Parallel to a Parabola

I received a question today about what curve is parallel to a parabola. I sat for a minute and realized that it wasn’t another parabola. It required parametric equations (at least if you wanted to keep it simple). That of course lead to code: See the Pen jOqzMJb by Sophia (@fractalkitty) on CodePen.
1 min read
05
Sep
Menger Sponge Cat in Space

Menger Sponge Cat in Space

High res: Low res:
1 min read
02
Sep
Hex-a-Sierpinski

Hex-a-Sierpinski

So I doodled and was pleasantly surprised when Sierpinski-like triangles formed. I am sure that a million people have discovered this before me, but I felt like I found a magic portal. And that lead to coding (of which is currently a mess, and I will post later). And one more version:
1 min read
27
Aug
No 5-second rule…

No 5-second rule…

24
Aug
fractal kitty logo of a fractal of a cat sitting on a spiral with a spiral tail

Yay! This blog is in a blog post on the AMS Blog of Math Blogs!

Seriously though, I am honored and humbled by the opportunity to share all the hard work that has gone into creating the materials on this website. I hope to continue growing, learning, and sharing with you all.
24
Aug
Coffee = Donut

Coffee = Donut

I know it is an obvious one, but it’s what I doodled tonight…
22
Aug
a grid of hexagon pieces for a game with penguins and a rotational sign of 3 hearts to none

Hex-a-Huddle Board Game

This week Quanta Magazine published an article on penguins and their hexagonal behavior. I shared this article with my 14yr
3 min read
17
Aug
a gasket gets drawn then popped

Popping Apollonian Gasket

I doodled this GIF after two days of painting the canvas below. I think I am in the process of preparing for my fall classes and students. Art is definitely an outlet – especially when it’s math + art.
1 min read

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Sophia

Mathematics educator and creative coder exploring the beauty of mathematical concepts through interactive visualizations and playful learning.

Mathematics

Education

Creative Coding