March 2017 – Heather Lynn Johnson

Investigating Functions with a Ferris Wheel. Part 3: Exploring Distance and Width

by hthrlynnjInvestigating Students' Math Reasoning March 30, 2017October 4, 2018No Comments

Here are some tips for using the Ferris Wheel Distance-Width Interactive with students. The format is parallel to Investigating Functions with a Ferris Wheel: Part 2. I suggest using the Ferris Wheel Distance-Width Interactive after students have explored the Ferris Wheel Distance-Height Interactive. I introduced these interactives in Investigating Functions with a Ferris Wheel: Part 1. Explore changing distance and width: Ferris wheel animation Click Hide Width, Hide …

I study students’ mathematical reasoning, and I take real breaks.

by hthrlynnjLearning, Growing, Reflecting March 17, 20172 Comments

Making time for leisure strengthens my scholarship. Leisure time is not a luxury, it is a necessity.#academiclife #PhD — Heather Johnson (@HthrLynnJ) March 17, 2017 This week I revisited an advice column, Workload Survival Guide for Academics, which I came across last year. Professor Andrew Oswald identified a price that comes along with the privilege of being …

Investigating Functions with a Ferris Wheel. Part 2: Exploring Distance and Height

by hthrlynnjInvestigating Students' Math Reasoning March 13, 2017October 4, 2018One Comment

In Investigating Functions with a Ferris Wheel: Part 1 I shared two Web Interactives. Here are some tips to for using the Ferris Wheel Distance-Height Interactive with students. Explore changing distance and height: Ferris wheel animation Click Hide Height, Hide Distance, Hide Point, and Hide Trace. Press Animate Point. Questions for students: For a car beginning at start and moving once around the wheel, …

Investigating Functions with a Ferris Wheel: Part 1

by hthrlynnjInvestigating Students' Math Reasoning March 6, 2017October 4, 20182 Comments

Investigating Functions With A Ferris Wheel coauthored with Peter Hornbein (@phornbein1) and Sumbal Azeem, appeared in the December 2016/January 2017 issue of NCTM’s Mathematics Teacher journal. This winter, Max Ray-Riek (@maxmathforum) and Annie Fetter (@MFAnnie) converted my Geometer’s Sketchpad sketches into Web Sketchpad Activities, freely available through NCTM Illuminations: Investigating Functions with a Ferris Wheel: Distance vs. …