Side by side
OPEM vs Physics Classroom Physics Interactives
Both stand on physics simulation software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APILinuxWeb+1
OPEM provides free fuel-cell modeling through desktop, Python, notebook, and Telegram routes. Its documented inputs and outputs make the available analyses explicit for research workflows.
Visit OPEM Free plan AndroidiPhoneWeb
Physics Classroom Physics Interactives provides a broad free set of introductory physics activities. Task Tracker adds classroom management and reporting for teachers who need those controls.
Visit Physics Classroom Physics InteractivesThe facts
| OPEM | Physics Classroom Physics Interactives | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Linux, Web, Windows | Android, iPhone, Web |
| Lowest paid plan | Free or on request | Not published |
| Plans published | 1 | None |
| Maker | Not published | Not published |
| Website | ecsim.site | physicsclassroom.com |
| On physics simulation software | #27 of 89 | #23 of 89 |
OPEM: what it does well
- Eight documented static and dynamic models
- Produces CSV, OPEM, and HTML reports
- Supports Python model imports
- Runs through Binder notebooks
- Available offline under an MIT license
What to know first
- Focused on proton-exchange membrane fuel cells
- Terminal use requires Windows or UNIX environments
- Telegram workflow requires submitting a test vector
Physics Classroom Physics Interactives: what it does well
- About 100 simulations and activities
- Covers major introductory physics topics
- Free simulations and Concept Checkers
- Teacher classes, assignments, and reports
- Works across web and mobile platforms
What to know first
- Progress is not stored without Task Tracker
- Concept Checkers cannot be customized without Task Tracker
- Requires a live internet connection
- Some areas lack full keyboard and screen-reader use
Alternatives to OPEM Alternatives to Physics Classroom Physics Interactives The whole list