| Like modern bombs | 17 |
| Like grade skippers | 19 |
| Like crossword puzzle solvers | 29 |
| Like a brainiac | 15 |
| Like "Jeopardy!" contestants | 38 |
| Kind of set or money | 20 |
| Kind of money or set | 20 |
| Highly intelligent | 18 |
| Far from being a birdbrain | 26 |
| Don Adams role on TV | 20 |
| Don Adams role | 14 |
| Dapperly dressed | 16 |
| Chic or tony | 12 |
| Bumbling TV spy | 15 |
| At the head of the class | 24 |
| Aleck or set | 12 |
| Agent 99's partner | 22 |
| Wise sort | 9 |
| Wise guy (var.) | 15 |
| One making cracks | 17 |
| "Everyone's a comedian" | 37 |
| Sassy sort | 10 |
| Mr. Know-It-All | 15 |
| Flip one | 8 |
| They're sarcastic | 21 |
| Like a wisenheimer | 18 |
| Mr. Trebek? | 11 |
| Words before "a whip" | 31 |
| Intelligent like Groucho Marx? | 30 |
| Very intelligent | 16 |
| Really brainy | 13 |
| Like snarky comments | 20 |
| Egghead? | 8 |
| Guided missile, maybe | 21 |
| Guided explosive | 16 |
| Fashionable explosive? | 22 |
| Bit of advanced weaponry | 24 |
| Some guided missiles | 20 |
| Modern fuel-efficient vehicle | 29 |
| European two-seater | 19 |
| Easy-to-park auto | 17 |
| Plastic used for access | 23 |
| Plastic with a chip? | 20 |
| Piece of plastic used for financial transactions | 48 |
| Key substitute | 14 |
| It may allow you to make an entrance | 36 |
| New product line after Hallmark's takeover of Mensa? | 56 |
| Clever sort | 11 |
| Clever person | 13 |
| Clever doughboy? | 16 |
| Shrewd one | 10 |
| Quick-on-the-uptake type, in slang | 34 |
| Guy who knows his onions | 24 |
| Baker's lawyer? | 19 |
| They're sharp | 17 |
| Baked goods for geniuses? | 25 |
| Beverages with amino acids and vitamins | 39 |
| Memory enhancer, purportedly | 28 |
| Enhancers of cognitive abilities | 32 |
| Felt sharp pain | 15 |
| Spruce (up) | 11 |
| Polish, with "up" | 27 |
| Wise (up) | 9 |
| Teach, with "up" | 26 |
| Make more stylish | 17 |
| Make more alert | 15 |
| Improve one's appearance | 28 |
| Improve in appearance, with "up" | 42 |
| Gain wisdom (with "up") | 33 |
| ___ up (make spruce) | 20 |
| ___ up (get wise) | 17 |
| Wises (up) | 10 |
| Spruces (up) | 12 |
| Learn the ropes | 15 |
| Behave more wisely | 18 |
| More likely to join Mensa | 25 |
| More sophisticated | 18 |
| Not so dim | 10 |
| More savvy | 10 |
| More brainy | 11 |
| Less dowdy | 10 |
| 'Are You -- Than a 5th Grader?' | 39 |
| Most intelligent | 16 |
| Voting category in a high school yearbook | 41 |
| Like many a valedictorian | 25 |
| Like Academic Challenge winners | 31 |
| Having the most style | 21 |
| Having the biggest lip? | 23 |
| Apes and humans | 15 |
| Rakish rebels? | 14 |
| Dapper entertainer Bob? | 23 |
| Smug sort | 9 |
| NECCO wafer relative | 20 |
| Wisenheimers | 12 |
| Wiseacres | 9 |
| Painful | 7 |
| Feeling the pain | 16 |
| Market-savvy sort | 17 |
| A bit brainy | 12 |
| With fashion sense | 18 |