Rail Yard
Parallel Lines and Transversals Angle Lab
Students set the switches in a rail yard: find every angle, name each pair, and decide from the numbers whether the tracks are really parallel.

- Grades
- Grade 8 and Math 2
- Math
- Parallel lines and transversals
- Format
- Solo
- Time
- One class period
- Runs on
- Any browser — Chromebooks and projectors
How the lab plays
- Students find each angle and name the pair it makes.
- Algebra switches add angle equations in x.
- Rush Hour puts it all on the clock.
Skills covered
- Angle pairs formed by a transversal
- Solving angle equations
- Using angles to decide whether lines are parallel
Built-in questions follow the NC Standard Course of Study. You can upload your own question banks for any state's standards.
How to run it
Introduce it
Use the slide deck from the lab's resource shelf to set up the investigation.
Work the missions
Students sign in with their login cards and work through the missions, measuring and recording as they go.
Review the data
Every student's data is saved. View it in the Teacher Portal or download it as a CSV.
Discuss and check
Bring the class together around the results, then finish with the exit ticket.
Try Rail Yard with your class
Rail Yard is one of 19 games and labs in Numeria. A free trial unlocks all of them, plus the Teacher Portal, login cards, one class leaderboard, and the slides, guides and activities that come with every lab.
Up to 6 class periods, 40 students each. Each request is approved by hand, usually within a day.
Questions? justinowens@justinowensauthor.com


