The four standard base-ten place value columns from thousands down to ones represented by manipulatives.

The structural and mechanical components of a standard brass trumpet.

The distinct regions and set intersections of a standard three-set Venn diagram.

Standard architectural symbols, fixtures, and notation conventions used in residential floor plans.

Six common drafting and measuring instruments arranged in a comparative grid.

Six fundamental types of mathematical functions represented by their characteristic coordinate graph shapes.

The main sections, key mechanisms, and acoustic components of a standard concert flute.

Major regions, provinces, and key cities across the empire of Alexander the Great at its greatest territorial extent.

The standard benchmark angles measured on a semicircular protractor from acute to straight angles.

The equipment and anatomical placement used to take a manual blood pressure reading.