The term SEE 17-DOWN is PER, which stands for Personal READER. This is a device that reads aloud printed text for people with visual impairments. BELL is a device that makes a ringing sound to alert people of an event. READER is someone who reads aloud text. LARK is a type of bird that sings at dawn. ACID is a type of chemical compound that has a sour taste. TRUCK is a large motor vehicle used for transporting goods. TIE is a type of neckwear. HAT is a type of headwear. MIN is a unit of time equal to one sixtieth of an hour. BARA is a type of pastry. LIME is a type of citrus fruit. TEST is an examination or trial. GLASS is a type of material made from sand and other ingredients. HIGHC is a type of school in the United States. HEROES is a term used to describe people who are admired for their courage and noble qualities.