“In education terminology, ‘rubric’ means ‘a scoring guide used to evaluate the quality of students’ constructed responses’.”
Here is the rest of the Wikipedia article on this topic.
keywords: expectations of quality around a task, delineate consistent criteria for grading, project, capstone project

The trailer portion of certain tractor-trailer rigs (those carrying such materials as caliche) is, in side-view, an isosceles trapezoid.
keywords: geometry, polygon

This town in Germany was at one time the most famous mathematics center in the world.
Here is the Wikipedia article on it.
keywords: mathematics research

Here is the link to the site.
keywords: education, teacher certification, teacher recertification, feedback loop between teachers and students

in Fort Worth, Texas, an additional sign, on Byers, for eastbound traffic north of Burton Hill Road, that identifies Burton Hill Road, as Burton Hill Road is difficult to recognize when approached from the west.
keywords: traffic directions

in Texas, an additional sign, about a mile north of the Del Rio exit on south/west 410, saying “For 90 West, take the Del Rio exit.” (Yes, the Del Rio exit sign says ‘90’ at the top, but it is easy to miss, being visually overwhelmed by the ‘Del Rio’ announcement.)
keywords: traffic directions

Find an open set of real numbers that has no upper bound and no lower bound, and whose complement is infinite.
keywords: topology, smoke test