"Graders/construction sites." . . . . "Explains what a grader does at a construction site and what the inside of a grader looks like."@en . "Juvenile works"@en . "Juvenile works" . . . "Graders"@en . "Graders" . . . . "How are graders used? What are the special parts of a grader? How do graders work? Learn more about these important machines inside."@en . . . . . . . . "Describes the parts of a grader, how it works, and the work it does at a construction site."@en . "Describes the parts of a grader, how it works, and the work it does at a construction site." . . .