How To Use Ungraded In A Sentence

Consider the tactics of advanced placement, the ungraded high school as newly proposed, and the lengthening school year.
Undulating coastal plains and other ungraded lowlands, underlain by permafrost, in summer form some of the tundra's wettest areas.
For the purposes of our bird news services, Grey Butcherbird is classed as ungraded: species which are unlikely to appear as wild birds in Britain.
I like the description of preboom Los Angeles that McWilliams cites: “a town of crooked, ungraded, unpaved streets; low, lean, rickety, adobe houses, with flat asphaltum roofs, and here and there an indolent native, hugging the inside of a blanket.” I Feel Earthquakes More Often Than They Happen
S. Having no formal education, he was placed in an ungraded class reserved for immigrant children, who had to learn English from scratch.

We had travelled the rough un-surfaced, ungraded roads for nearly a fortnight without mishap, but now sand had clogged the filter and the vehicle coughed to a halt.
ungraded papers piled high
I like the description of preboom Los Angeles that McWilliams cites: “a town of crooked, ungraded, unpaved streets; low, lean, rickety, adobe houses, with flat asphaltum roofs, and here and there an indolent native, hugging the inside of a blanket.” I Feel Earthquakes More Often Than They Happen
(confirmed later by Pratt) because it was the first direct evidence of the ungraded character of the wave of activity in excitable tissues other than the heart. Edgar Adrian - Nobel Lecture
These assignments are also intended as opportunities for students to test the merits of ideas in an ungraded context, so that they may receive feedback and direction from the instructor.
Janice asked, for it was difficult to remember to call the storekeeper's wife by any name but that to which she had responded for so many years while she taught the Polktown ungraded school. The Mission of Janice Day