This document teaches about telling time in half-hour and quarter-hour increments. It explains how to say times like "7:30" as "seven thirty" or "half past seven", and times like "7:15" as "quarter past seven". It also covers using "past" and "to" to indicate times like "5:10" as "ten past five" or "5:25" as "twenty-five to six". Examples are provided to illustrate reading times in words.