Let's go into the puzzle, starting with the across clues and answers, followed by the down clues and answers.
The clue is 1. Brainy . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: SMART
Possible Answer : impudent, sassy, hurt, impertinent, smarting, overbold, chic, fresh, saucy, smartness, ache, bright, voguish, wise, smart
Possible Opposite Answer : stupid
The clue is 6. Wacky . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ZANY
Possible Answer : clownish, silly, zany, goof, goofy, whacky, goofball, wacky, twat, cuckoo, clownlike, cockamamy, sappy, goose, buffoonish, bozo, jackass, fathead, cockamamie
The clue is 10. Desktop computer that might run Sonoma or Sequoia . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: IMAC
The clue is 14. Choir member . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: TENOR
Possible Answer : tenor, tenor_voice, strain
The clue is 15. Writer Wiesel . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ELIE
The clue is 16. Forbidden . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: NOGO
The clue is 17. Waiter's imperative after bringing food . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: ENJOY
Possible Answer : savour, delight, revel, relish, love, bask, enjoy, savor
Possible Opposite Answer : suffer
The clue is 18. Flower that reflects yellow when held under one's chin . Can you find the Answer?
Here is a hint. It is a word with exactly (9 letters)
The answer: BUTTERCUP
Possible Answer : butter-flower, butterflower, buttercup, crowfoot, kingcup, goldcup
The clue is 20. It might have a twist or hole . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: PLOT
Possible Answer : plot_of_land, plot, patch, diagram, plot_of_ground, secret_plan, game, plat
The clue is 21. What a sleeve covers . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: ARM
Possible Answer : weapon, branch, weapon_system, build_up, fortify, limb, gird, sleeve, subdivision, arm
Possible Opposite Answer : disarm
The clue is 22. "Don't worry about me!" . Can you find the Answer?
Here is a hint. It is a word with exactly (6 letters)
The answer: IMOKAY
The clue is 23. Primitive timer . Can you find the Answer?
Here is a hint. It is a word with exactly (9 letters)
The answer: HOURGLASS
Possible Answer : hourglass
The clue is 26. Surface for doing exercises . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: MAT
Possible Answer : lustrelessness, felt_up, matt-up, entangle, flat, matte_up, Master_of_Arts_in_Teaching, lusterlessness, MAT, mat_up, gym_mat, felt, matt, matting, matte, mat, snarl, flatness, tangle, matted
Possible Opposite Answer : unsnarl, disentangle
The clue is 27. Globes . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ORBS
Possible Answer : eyeball, globe, orbit, ball, orb, revolve
The clue is 28. Going out romantically . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: ONADATE
The clue is 32. #1 pal . Can you find the Answer?
Here is a hint. It is a word with exactly (6 letters)
The answer: BESTIE
The clue is 35. Language suffix . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: ESE
Possible Answer : ESE, east_southeast
The clue is 36. Father . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: SIRE
Possible Answer : father, get, engender, mother, bring_forth, generate, sire, beget, forefather
The clue is 37. Music genre prefix . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: ALT
Possible Answer : altitude, EL, ALT, elevation
The clue is 38. N.F.L. all-star game . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: PROBOWL
The clue is 41. Texter's reaction to a joke . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: LOL
The clue is 42. Some beers . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ALES
Possible Answer : ale
The clue is 44. Bathroom fixture . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: TUB
Possible Answer : vat, tub, bathtub, tubful, bath, bathing_tub
The clue is 45. Clinks a glass and gives a speech to . Can you find the Answer?
Here is a hint. It is a word with exactly (6 letters)
The answer: TOASTS
Possible Answer : toast, drink, pledge, crispen, goner, crisp, wassail, salute
The clue is 47. Indian pastries with savory fillings . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: SAMOSAS
Possible Answer : samosa
The clue is 49. Obnoxious person, informally . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: TOOL
Possible Answer : instrument, pecker, peter, prick, putz, creature, joyride, puppet, tool, shaft, cock, dick, tool_around
The clue is 50. "All you need is love and a ___" (old saying) . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: CAT
Possible Answer : cast, cat-o'-nine-tails, honk, guy, Arabian_tea, hombre, throw_up, big_cat, retch, African_tea, vomit, regurgitate, Caterpillar, barf, CAT, sick, regorge, upchuck, disgorge, vomit_up, spew, spue, be_sick, computed_axial_tomography, qat, computerized_tomography, cat, bozo, khat, quat, computed_tomography, kat, true_cat, computerized_axial_tomography, puke, purge, chuck, CT
Possible Opposite Answer : keep_down
The clue is 51. Place for policy wonks . Can you find the Answer?
Here is a hint. It is a word with exactly (9 letters)
The answer: THINKTANK
The clue is 56. Huge to-dos . Can you find the Answer?
Here is a hint. It is a word with exactly (6 letters)
The answer: SCENES
Possible Answer : fit, scenery, panorama, setting, view, vista, prospect, tantrum, conniption, shot, aspect, picture, scene
The clue is 59. "Sounds good!" . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: YES
Possible Answer : yes
Possible Opposite Answer : no
The clue is 60. Norse god of war and death . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ODIN
Possible Answer : Odin
The clue is 61. Make logical sense ... or what the ends of 18-, 23-, 38- and 51-Across do . Can you find the Answer?
Here is a hint. It is a word with exactly (9 letters)
The answer: HOLDWATER
The clue is 63. Grammarian's concern . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: USAGE
Possible Answer : use, employment, usage, custom, exercise, utilization, usance, utilisation
The clue is 64. Troubles . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ILLS
Possible Answer : ill, complaint, ailment
The clue is 65. Number of planets before Pluto was demoted . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: NINE
Possible Answer : ix, IX, nine, 9, ball_club, club, ennead, baseball_club, nine-spot, niner, Nina_from_Carolina
The clue is 66. Food item that might come with lox . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: BAGEL
Possible Answer : beigel, bagel
The clue is 67. El ___, Tex. . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: PASO
The clue is 68. Exhausted, metaphorically . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: DEAD
Possible Answer : beat, all_in, perfectly, numb, drained, bushed, deadened, idle, utterly, utter, absolutely, short, suddenly, abruptly, dead, stagnant
Possible Opposite Answer : live, alive, living
The clue is 69. Put forth, as effort . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: EXERT
Possible Answer : exert, maintain, exercise, wield
The clue is 1. Basketball star Curry . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: STEPH
The clue is 2. ___ Park, location of Edison's first major laboratory . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: MENLO
The clue is 3. Type of pear . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: ANJOU
Possible Answer: Anjou, anjou
The clue is 4. Plant affliction that's below ground . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: ROOTROT
The clue is 5. Attempt . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: TRY
Possible Answer: attempt, try_out, adjudicate, try_on, try, endeavour, hear, render, assay, test, prove, effort, examine, stress, endeavor, sample, judge, strain, taste, essay, seek
The clue is 6. Creatures that are actually black with white stripes . Can you find the Answer?
Here is a hint. It is a word with exactly (6 letters)
The answer: ZEBRAS
Possible Answer: zebra
The clue is 7. What grads become . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: ALUMS
Possible Answer: potash_alum, graduate, grad, ammonia_alum, ammonium_alum, alum, alumnus, potassium_alum, alumna
The clue is 8. Tiny complaint . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: NIT
Possible Answer: nit
The clue is 9. Abominable Snowman . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: YETI
Possible Answer: abominable_snowman, yeti
The clue is 10. Advances . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: INROADS
Possible Answer: inroad
The clue is 11. Shirley Temple and Virgin Bloody Mary, for two . Can you find the Answer?
Here is a hint. It is a word with exactly (9 letters)
The answer: MOCKTAILS
The clue is 12. H2 O, in Mexico . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: AGUA
Possible Answer: agua_toad, Bufo_marinus, agua
The clue is 13. "I understand you" . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: COPY
Possible Answer: copy, written_matter, replicate, imitate, simulate, re-create, transcript
The clue is 19. Character described by Austen as "a heroine whom no one but myself will much like" . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: EMMA
The clue is 21. Canadian province that's home to the Head-Smashed-In Buffalo Jump World Heritage Site . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: ALBERTA
Possible Answer: Alberta
The clue is 24. Grasp tightly . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: GRIP
Possible Answer: hold, spellbind, grasp, handgrip, bag, fascinate, transfix, traveling_bag, grapple, clutch, clutches, adhesive_friction, travelling_bag, grip, hairgrip, clench, suitcase, traction, bobby_pin, clasp, handle
The clue is 25. Meh . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: SOSO
The clue is 29. Units of force . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: NEWTONS
Possible Answer: newton, N, Newton, Sir_Isaac_Newton, Isaac_Newton
The clue is 30. Gait faster than a walk but slower than a canter . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: TROT
Possible Answer: trot, pony, crib, jog, clip, lope, Trotskyist, Trotskyite, Trot
The clue is 31. Snakelike fish . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: EELS
Possible Answer: eel
The clue is 32. Sheep sounds . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: BAAS
Possible Answer: baas, blat, blate, baa, bleat
The clue is 33. "Enchanted" girl in a Gail Carson Levine book . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: ELLA
The clue is 34. Biomedical building blocks . Can you find the Answer?
Here is a hint. It is a word with exactly (9 letters)
The answer: STEMCELLS
The clue is 35. Recede, as the tide . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: EBB
Possible Answer: ebb_down, ebb_out, reflux, ebbing, ebb, ebb_away, ebb_off, wane
Possible Opposite Answer : tide
The clue is 39. Remove from office . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: OUST
Possible Answer: drum_out, oust, throw_out, expel, kick_out, boot_out
The clue is 40. Cry made while pointing . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: LOOK
Possible Answer: looking_at, take_care, depend, expect, feeling, spirit, wait, search, front, look, reckon, tone, see, await, flavour, expression, looking, attend, aspect, flavor, facial_expression, seem, face, smell, bet, feel, appear, calculate, count
Possible Opposite Answer : back
The clue is 43. No-goodnik . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: SOANDSO
The clue is 46. Jazz combo instrument . Can you find the Answer?
Here is a hint. It is a word with exactly (7 letters)
The answer: ALTOSAX
The clue is 48. Dish served from a crockpot . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: STEW
Possible Answer: sweat, swither, grizzle, stew, fret, lather, grudge, brood
The clue is 49. In stacks, like a wedding cake . Can you find the Answer?
Here is a hint. It is a word with exactly (6 letters)
The answer: TIERED
Possible Answer: tiered
The clue is 52. Evil hench-animal in "The Lion King" . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: HYENA
Possible Answer: hyena, hyaena
The clue is 53. "The early bird gets the worm," for one . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: ADAGE
Possible Answer: adage, proverb, saw, byword
The clue is 54. Landlocked African country . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: NIGER
Possible Answer: Republic_of_Niger, Niger, Niger_River
The clue is 55. Prepared to propose . Can you find the Answer?
Here is a hint. It is a word with exactly (5 letters)
The answer: KNELT
Possible Answer: kneel
The clue is 56. Wish for a romantic pairing between, in modern parlance . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: SHIP
Possible Answer: embark, send, ship, transport
Possible Opposite Answer : disembark
The clue is 57. Pepsi or Coke . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: COLA
Possible Answer: Cola, genus_Cola, Colon, dope, Aspinwall, Costa_Rican_colon, colon, El_Salvadoran_colon, cola
The clue is 58. Contents of a 23-Across . Can you find the Answer?
Here is a hint. It is a word with exactly (4 letters)
The answer: SAND
Possible Answer: guts, backbone, Baroness_Dudevant, gumption, Sand, sandpaper, Amandine_Aurore_Lucie_Dupin, moxie, sand, grit, George_Sand
VIDEO
The clue is 62. "How to ___ a ___" (common tutorial topic) . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: TIE
Possible Answer: link_up, draw, bind, standoff, attach, affiliation, wed, tie, marry, sleeper, tie-up, necktie, splice, tie_beam, link, crosstie, bond, linkup, connect, railroad_tie, association, tie-in
Possible Opposite Answer : untie, disconnect
The clue is 63. Purple yam common in Filipino cooking . Can you find the Answer?
Here is a hint. It is a word with exactly (3 letters)
The answer: UBE