Measuring Speed to Understand Forces & Motion Using everyday objects, Microsoft hacks Hot Wheels® Speedometry™ to teach students about the relationship of an object’s mass to its potential and kinetic energy.
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Measuring Speed to Understand Forces & Motion

Using everyday objects, Microsoft hacks Hot Wheels® Speedometry™ to teach students about the relationship of an object’s mass to its potential and kinetic energy.

Project Basics

Takes 1 week of classroom time

Costs approximately $2.00 to $3.00 USD per student, excluding tools and microcontroller

Meets middle school science, technology, engineering and math standards (STEM)

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Materials developed in partnership with the Mattel Children's Foundation

Measuring Speed to Understand Forces and Motion


A step-by-step guide for modifying Hot Wheels® cars and track. Includes detailed instructions and a list of things you need.


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Customized Excel Workbook


A customized Excel workbook that visualizes real-time data generated by the modified Hot Wheels® cars and track. Requires the Data Streamer add-in listed below.


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Materials List


A spreadsheet with links to online resources to help you bring these projects to your classroom.


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Code for the Project


Pre-built code for your microcontroller to help you and your students visualize live data.


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The Hot Wheels® logo above text 'Speedometry' represented with a rev meter.

Featured Lesson Plan


Developed by USC's Rossier School of Education and the Mattel Children's Foundation, this 4th grade curriculum integrates Hot Wheels® cars and tracks to teach the fundamentals of energy, force and motion.

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Technical requirements

Data Streamer Add-in

Modernize your existing copy of Microsoft Excel with this free add-in to support real-time data streaming from your projects.

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Microsoft Excel 2016 (Desktop)

Students and teachers are eligible for free Office 365 Education, which includes online Word, Excel, PowerPoint, and OneNote.

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Arduino IDE

The free Integrated Development Environment enables you to write code that connects your project to an Arduino microcontroller.

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Windows 10

This project requires a PC running Windows 10. To update your version of Windows, click here.

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MORE LESSONS & ACTIVITIES

Hacking STEM library

Hacking STEM offers bite-sized, hands-on, teacher-tested projects and activities that use everyday materials to make STEM affordable, accessible, and fun for everyone. Browse our library for downloadable, printable materials.


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