Related Clues:
- Mentally blessed
- Word that can precede the last word of 17-, 24-, 48- and 58-Across
- Ingenious
- Like a brainiac
- Like most fast sudoku solvers
- At the head of one's class
- Sting a bit
- Snazzy
- Of high intelligence
- Shoe phone user
- Highly intelligent
- Eligible for 1-Across
- Feel stung
- Rakish
- Like some bombs or cookies