在圣丽塔五年级的课堂上，孩子们做了瓷砖地板(需要花哨的数学估计大小、形状和数字)。
In the fifth-grade class at Santa Rita, the children have made a tile floor (requiring fancy maths to estimate sizes, shapes and Numbers).
塔平面八角形，外观五层，夹有暗层四级，实为九层。
Tower level octagon, five stories of appearances, insert dark story of four grades, it is nine layers in fact.
塔的第五层以上，为空筒式，在塔内拾级而上，无须步出塔外。
Tower above the fifth floor for the air tube, rising in the tower, do not need out of the tower outside.
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