Related Clues:
- 'Christopher Cool: ___ Agent' (1960s juvenile series)
- Mock-election participant
- Many a first-time voter
- Kid that can have a cellphone [S]
- People aged 13 to 19
- Parent's "ager"?
- Typical high school student
- Typical Snapchatter
- Minor soon to reach adulthood
- Young Treherne appearing regularly
- This puzzle's constructor, for one
- __ Vogue
- Mark Zuckerberg when founding Facebook, e.g
- Any high schooler
- One under 20