Algebra Graph Sketcher (aka Parabolator 2)

A couple of months ago I shared a tool I created for sketching graph of parabolas. I called it the Parabolator. I don't know why. It made sense at the time. Anyway, I wasn't satisfied with it. It has a lot of limitations - mainly, it can only sketch parabolas.…

Parabolator: A quadratic sketching tool

There's a new version now, with more functions! Yesterday was the last day of our school year, so it's finally time to relax! And by relax, I mean write code. I was thinking about the tasks I want to set for next…

Approximating Areas Interactive

Another coding project to share today: an online interactive for demonstrating the areas under a curve for a Riemann sum. I started work on this a couple of months ago, then forgot about it. I'm probably not teaching Calculus in the near future, so I lost some of my enthusiasm…

Interactive Jumping Puzzle

In this period where I'm not in the classroom, I'm trying to keep myself busy with a few little projects. One of those things is working on updating my coding skills by creating interactive activities using Javascript. The first of these is a simple puzzle where the aim is to…


Shaun used to be maths, IT and ocassional physics teacher at a small P-12 school (primary and secondary) in rural Victoria, Australia. He is currently in the process of starting his career again in the United States.

more about me

subscribe to feed

follow on twitter

my website

The place where I put other stuff, usually math related coding:

my other blog

My journey from Australia to the United States:

Dropping the S

my wife's blog

Sarah is also a math teacher, and she's much better at this blogging thing than I am:

Math Equals Love

All content copyright
Shaun Carter
© 2017
Proudly published with Ghost