Regular pyramid for use in school for showing status of pupil who may be absent from school without leave and has uncertain future at vocational school and has layers of different colors

摘要

The regular pyramid may be used as a school pupil status display. The base of the pyramid is 40 cm square. There are four triangular sides and the tip of the pyramid is 40 cm above the center of the base. The pyramid is made of several horizontal layers (1-5) of different colors. An internal rod (6) ties the whole pyramid together. The bottom layer may be yellow, the next layer red, the third layer red, the fourth layer white and the tip orange.