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Logic Problems

CRpuzzles' Logic Problems are constructed by Randall L. Whipkey, who has published almost 1,000 logic puzzles in Dell and Dell Champion puzzle magazines. A mix of solving difficulty levels is offered, with the five-star rating reserved for logic puzzles that are true challengers.

(For new Logic Problems visit All-Star Puzzles, where
you'll find more current best-of-the-web brain busters.)

  • The Good Sport
    by Randall L. Whipkey
    Six donations to youth sports teams lower Buzz's Exxon's 2001 tax bill.

  • Sharing the Music
    by Randall L. Whipkey
    Six friends temporarily swap CDs of their favorite groups.

  • Downhill Racers
    by Randall L. Whipkey
    At speeds over 70 m.p.h., skiers compete for gold in this gold-medal Logic Problem.

  • Community College Computer Courses
    by Randall L. Whipkey
    Schedule the community college computer courses in this medium Logic Puzzle.

  • Pairs Skaters
    by Randall L. Whipkey
    Skating pairs win gold, silver, and bronze medals in Junior Olympians event.

  • Letter Cubes Nr. 2
    by Randall L. Whipkey
    Reconstruct the letters on the faces of the game cubes.

  • "Jeopardy!"
    by Randall L. Whipkey
    Who "questions" the "answers" best on "Jeopardy!"?

  • Christmas Returns
    by Randall L. Whipkey
    A day at the mall as Mrs. Holly returns Christmas gifts that didn't work out.

  • A Logic Problem for Christmas, 2001: Santa's Shopping Proxies
    by Randall L. Whipkey
    Santa Claus sends his elves around the world to buy gifts for the first lady of the North Pole.

  • The 7 Voyages of Sinomor
    by Randall L. Whipkey
    Chart the adventures of the noted sailor in this Challenger Logic Puzzle.

  • Snacking
    by Randall L. Whipkey
    Fritos Corn Chips, Hostess Ho Hos, and Cheez-Its are among the snack treats chosen by the Keebler children.

  • Matryoshka
    by Randall L. Whipkey
    Gorby and four other Russian leaders make neat Russian nesting dolls.

  • The Great Train Robbery
    by Randall L. Whipkey
    Butch Moondance holds up the Express in this Bad Man's Logic Puzzle.

  • On Halloween We're Going As ...
    by Randall L. Whipkey
    Cool costumes make a happy Halloween in this hard Logic Puzzle.

  • If It's Tuesday It Must Be Pizza
    by Randall L. Whipkey

  • Pickwick House
    by Randall L. Whipkey
    Start your Antiques Roadshow with this medium Logic Puzzle.

  • Pinocchio's Nose
    by Randall L. Whipkey
    With lies as fertilizer, Pinocchio's nose grows and grows.

  • Clementine's Cleaner-Uppers
    by Randall L. Whipkey
    Who cleans which office on which floor?

  • Letter Cubes
    by Randall L. Whipkey
    Can you solve for the letters on today's game cubes?

  • Yeas and Nays
    by Randall L. Whipkey
    The Carroll County Council decides four bills in yesterday's meeting.

  • Mr. Sandman 2001
    by Randall L. Whipkey
    Sculptors create fantastic works of art from sand in this medium Logic Puzzle.

  • At the Farmers Market
    by Randall L. Whipkey
    The Meyersdale Farmers Market sells fruits and vegetables fresh from the fields.

  • The Great Flying Contest
    by Randall L. Whipkey
    Summer science students' airplanes compete in CRPuzzles' Challenger Logic Problem.

  • Paul Revere's Second Ride
    by Randall L. Whipkey
    The noontime ride of Paul Revere spreads news of the events of the 4th of July throughout the Massachusetts countryside.

  • The New Flag
    by Randall L. Whipkey
    A new flag for a new country makes a new medium Logic Problem.

  • Outer Space Circus Sideshows
    by Randall L. Whipkey
    Bobby and Teddy have a day of adventure when the alien circus comes to Summerset.

  • Going Up With the Stars
    by Randall L. Whipkey
    Stella Starstruck's star-filled elevator ride goes up as a 4-Star Logic Problem.

  • Driver's Tests
    by Randall L. Whipkey
    Examiner Paul Plate has an 0 for 5 driver's test morning.

  • Fun Pix at Foto Magik
    by Randall L. Whipkey
    In this easier Logic Problem, computer imagery turns teens into famous people.

  • Senior Awards Night
    by Randall L. Whipkey
    Seven Summerset High seniors win high honors in this medium Logic Puzzle.

  • Goose's Games
    by Randall L. Whipkey
    Summer fun on the Boardwalk begins at Goose's Games.

  • Name That Team
    by Randall L. Whipkey
    The minor league Ocean City ? get a team name in this easier Logic Puzzle.

  • The Tennis Tournament
    by Randall L. Whipkey
    Number one seeds serve and volley for the County Boys title.

  • The Van Pool
    by Randall L. Whipkey
    In this Logic Puzzle equivalent of football's 2-minute drill, four van poolers commute to different downtown locations.

  • At the Rock & Roll B & B
    by Randall L. Whipkey
    A weekend surrounded by '50's memorabilia delights eight couples in this Challenger Logic Puzzle.

  • Hot Dog!
    by Randall L. Whipkey
    Hot dogs and drinks as the ball game, and the Ballgames, go 14 innings.

  • The Dranesville Diners Club Does Indian
    by Randall L. Whipkey
    The four members of the Dranesville Diners Club enjoy dinner at the Bombay Room.

  • Lake Gontopot Camps
    by Randall L. Whipkey
    In this medium Logic Puzzle, the camps on the lake in the Pocoskills prepare a warm summer welcome.

  • Rookie Cards
    by Randall L. Whipkey
    Six baseball card collectors buy rookie cards on eBay.

  • The Handyman Can
    by Randall L. Whipkey
    Hank Hammerwell makes five minor repairs in this easier Logic Puzzle.

  • Whip Wilson vs. the Two-Gun Gang: A Serial
    by Randall L. Whipkey
    The cliffhanger Western returns in today's Logic Puzzle.

  • The Dinner Party
    by Randall L. Whipkey
    An eclectic guest list enlivens the Trumps' latest dinner party.

  • Zoo Favorites
    by Randall L. Whipkey
    Which National Zoo animal is the favorite of each Fonz child?

  • The Easter Egg Roll
    by Randall L. Whipkey
    Who is the State Champion Egg Roller for Easter, 2001?

  • "The Traveling Antiques Show"
    by Randall L. Whipkey
    Five locals have their prize antiques valued on the television program.

  • Slug the Signs
    by Randall L. Whipkey
    Summerset Slugs fans win prizes when batters hit signs on the outfield walls.

  • Hans Moonrunner, Space Trader
    by Randall L. Whipkey
    The universal trader soloes to six planets and makes lots of Qredits as CRpuzzles Space Week blasts off.

  • It's a Dog's Life
    by Randall L. Whipkey
    Emulate Ace Ventura and detect which pet lives where in this medium hard Logic Problem.

  • The Monopoly Game Game
    by Randall L. Whipkey
    Five friends swap property game pieces in the Monopoly Game Game.

  • Lease!
    by Randall L. Whipkey
    Who sings which role in the Broadway hit musical?

  • Big City
    by Randall L. Whipkey
    Locating the eight stores in Big City's downtown proves deceptively difficult in today's Logic Problem.

  • Syd Slapdash and the Great Houses of Gloucester
    by Randall L. Whipkey
    Syd Slapdash runs amuck through some of England's stately homes in this Challenger Logic Puzzle.

  • Spring Training: The Pitchers
    by Randall L. Whipkey
    Five pitching prospects face major league hitters in this minor difficulty Logic Puzzle.

  • Moby Mugs
    by Randall L. Whipkey
    Howdy Doody and Marilyn Monroe are among the winning ideas for 2001 Moby Mugs.

  • Turning 100
    by Randall L. Whipkey
    Another birthday-themed Logic Problem: the Governor wishes Happy Birthday to state residents turning 100 in March-- and CRpuzzles celebrates its 100th Logic Puzzle.

  • The Leap Year Club
    by Randall L. Whipkey
    A midnight celebration marks non-Leap Year birthdays for members of the Leap Year Club.

  • The Krispy Kreme Prom
    by Randall L. Whipkey
    In the second of our back-to-back Challenger Logic Problems, the five junior class members who sold the most doughnuts to raise money for the Prom enjoy special prizes.

  • The Model Train
    by Randall L. Whipkey
    Operating cars and accessories make a fun Model Train layout in today's tough Logic Problem.

  • President's Day Logic Puzzle: Chester A. Arthur Ate Here
    by Randall L. Whipkey
    Five local establishments still serve specialty dishes the Presidents enjoyed.

  • Toy Dogs
    by Randall L. Whipkey
    In a medium Logic Problem, prize-winning Toy Dogs wow the judges at this year's Kenilworth Dog Show.

  • Valentine's Day Logic Puzzle: The King and Queen of Hearts
    by Randall L. Whipkey
    The King and Queen of Hearts reign over Summerset High's Valentine Dance.

  • Weather--Or Not
    by Randall L. Whipkey
    Five different forecasts leave Summerset viewers wondering what to prepare for in this wintry Logic Puzzle.

  • Day Care Reminders
    by Randall L. Whipkey
    Mrs. Minder's reminders make a Logic Problem for beginning solvers.

  • Rustic Furniture
    by Randall L. Whipkey
    In this easier Logic Puzzle, new furniture from the Blue Ridge adds a rustic touch to the Magnolia house.

  • Super Bowl Wings
    by Randall L. Whipkey
    Varieties of wings spice up the menu at Bill Bob's annual Super Bowl bash.

  • Off to See the Wizard
    by Randall L. Whipkey
    ... the Wonderful Wizard of Odds.

  • The Young Actors Do Shakespeare
    by Randall L. Whipkey
    The Young Actors hope that roles in Shakespearean productions will lead to success.

  • Prank Phone Calls
    by Randall L. Whipkey
    Joe J. victimizes listeners with phony phone calls in a Logic Problem that's no joke to solve.

  • The Future According to Madame Rhue
    by Randall L. Whipkey
    Madame Rhue gazes into her crystal ball to get answers to important questions in today's medium Logic Problem.

  • The Donut Bakers' Breakfast
    by Randall L. Whipkey
    Five Crispie Cream donut makers sample a dozen in a Logic Puzzle that is no dunk.

  • Employees of the Month
    by Randall L. Whipkey
    KWMart's employees of the month for 2000 make this CRpuzzles' hardest Logic Puzzle to date.

  • Mall Entertainers
    by Randall L. Whipkey
    Street performers liven the shopping experience in this medium Logic Problem.

  • Babies of the Centuries
    by Randall L. Whipkey
    Which of five newborns is the last baby of the 20th century and which is the first of the 21st?

  • Commuting to the Oldies
    by Randall L. Whipkey
    Golden hits make the daily drive a pleasure for Richard Little in this tough Logic Problem.

  • State Football Playoffs
    by Randall L. Whipkey
    Eight high schools pass and run for the title of AAA state champs.

  • Hall's Stalls in the Malls
    by Randall L. Whipkey
    Who manages which Hall's Stall in which Mall?

  • Christmas Tree, O Christmas Tree
    by Randall L. Whipkey
    In this Challenger Logic Problem, the quest for the perfect Christmas tree ends in success.

  • Potato Chip Swap
    by Randall L. Whipkey
    Bags of potato chips go round the table until each boy has his favorite flavor in this hard Logic Puzzle.

  • The Santa Claus Misadventures
    by Randall L. Whipkey
    Santa Claus + Toddlers = Minor mishaps in this medium Christmas Logic Problem.

  • With Six You get Egg Roll ...
    by Randall L. Whipkey
    ... but not this time. Fried wontons, shrimpy toast, and egg drop soup tease the palate in this an 4-Star Logic Puzzle feast.

  • The Soft Drink Drawing
    by Randall L. Whipkey
    A random drawing from the refrigerator decides who gets each of the last five sodas.

  • Arcade Fun at Davey & Dusty's
    by Randall L. Whipkey
    Video game favorites give the CRpuzzles Logic Problem solver a 1-Star break.

  • Support Your Local Station
    by Randall L. Whipkey
    PBS affiliate WSPT regifts its supporters in this Challenger Logic Problem.

  • The Busiest Shopping Day of the Year: The Husbands Hit the Stores
    by Randall L. Whipkey
    The husbands of Gulliver Garth plan their annual Christmas shopping expedition in this medium Logic Puzzle.

  • A Thanksgiving Logic Problem: Pilgrims' Progress
    by Randall L. Whipkey
    Everyone knows the Pilgrims celebrated the first Thanksgiving. What most people don't know is that the Plymouth settlers later enjoyed the Americas' first progressive dinner party. Can you plot the Pilgrims' Progress in this tough Logic Puzzle.

  • Ridge Road Signs
    by Randall L. Whipkey
    Can you solve the riddle of the Ridge Road Signs posed by this Challenger Logic Problem?

  • Sunday at Gracious Acres
    by Randall L. Whipkey
    Five fun events enliven Sunday for senior citizens at Gracious Acres.

  • The Substitute Teacher
    by Randall L. Whipkey
    A sub's life--5 days, 5 schools, 5 grades--is the subject of this medium Logic Puzzle.

  • Election 2000 -- The Early Returns Are In
    by Randall L. Whipkey
    Vice Pres. Albert Gush or Gov. George W. Bore--who will win the first five votes in CRpuzzles' Election 2000 Logic Problem?

  • Wrestling Free-4-All
    by Randall L. Whipkey
    A new WWWWF champion is crowned in this 1-2-3 Solved! Logic Problem.

  • The Haunted Castle--A Hallowe'en Logic Puzzle
    by Randall L. Whipkey
    Six couples "entertain" ghostly guests on Hallowe'en in this Challenger Logic Problem.

  • "The Four Norsemen of Northern Maine"
    by Randall L. Whipkey
    The Vikings race to a 6-0 record on the play of their all-star backfield.

  • Revenge of the Snerds
    by Randall L. Whipkey
    Dougie and Pinky turn the tables on their "voices" in CRpuzzles' "Woody Horror Logic Problem."

  • Soap Opera: The Doctors
    by Randall L. Whipkey
    Four new doctors join the staff on the long-running daytime show "Suburban Hospital." Diagnosis: a bad case of Logic Problemitis.

  • Gidget's Widgets
    by Randall L. Whipkey
    The Gidget's Widgets assembly line churns out a Widget faster than you can say, "CRpuzzles Logic Problems."

  • eBay Buys
    by Randall L. Whipkey
    eBay bidders find "treasures" on the popular web auction site in this medium Logic Puzzle.

  • Dime Darts
    by Randall L. Whipkey
    Who won the Big birthday party prize playing Dime Darts? Win the CRpuzzles Logic Problem prize by finding out in this Challenger logic puzzle.

  • What's For Lunch?
    by Randall L. Whipkey
    Lunch should be long enough to solve the Logic Problem of bologna or peanut butter & jelly, Oreos or Ho-Hos.

  • The Outer Space Olympics
    by Randall L. Whipkey
    Five athletes from planets across the Milky Way win medals in the 11,188th Galactic Games.

  • "Yes, I Want To Be a Millionaire"
    by Randall L. Whipkey
    Six contestants try for TV's big bucks prize in CRpuzzles' $1,000,000 Logic Problem.

  • New Elementary School Teachers
    by Randall L. Whipkey
    Four new teachers join the staff at Summerset Elementary School in this medium Logic Puzzle.

  • Logic Problems
    by Randall L. Whipkey
    Five Logic Problems by Bell Official Crossword Puzzles' best logic puzzle constructors highlight this month's magazine.

  • Pie
    by Randall L. Whipkey
    Five friends catch each other up over pie in today's easier Logic Problem.

  • Stand-Ups For Kids
    by Randall L. Whipkey
    Local comedians tell "jokes for bucks" in this four-star-fun Logic Problem.

  • Her First Kiss
    by Randall L. Whipkey
    The characters on the TV hit "Five in the Suburbs" flash back to their first kisses in today's Logic Puzzle.

  • Survivor!
    by Randall L. Whipkey
    Six students compete to be the "Survivor" of Summerset Island in CRpuzzles' Logic Problem survival test.

  • "Wish You Were Here"
    by Randall L. Whipkey
    Tom and Teresa Tourbus share their San Francisco treat with postcards to family and friends.

  • Empty Nest
    by Randall L. Whipkey
    At last, all five kids are away at college, and Rose and Ron Robbins are enjoying having the house to themselves.

  • "You'll Bat Better with Clavicle's Chiropractic"
    by Randall L. Whipkey
    Summerset Smashers star as spokesmen in ad spots on local stations.

  • "The Simpletons" Reruns
    by Randall L. Whipkey
    Celebs "guest voice" as characters on episodes of the animated comedy hit series.

  • Flip Feelgreat, Personal Trainer
    by Randall L. Whipkey
    To achieve Logic Puzzles fitness, follow along as Flip Feelgreat brings out the best physically in five clients.

  • Promotions at Winkle's
    by Randall L. Whipkey
    Five Winkle's assistant managers win promotions in this 2 1/2-Starrer--appropriately, the rating the chain's food earns in "Dining Out."

  • At the Fair: "The Other White Meat"
    by Randall L. Whipkey
    Rumpus, Tiny, Mr. Piggy, Walter, Bosephus ... which prize hog wins the blue ribbon at this year's County Fair?

  • New Previously-Owned Videos
    by Randall L. Whipkey
    The Ebert children bring home Goonies and other new previously-owned videos from a visit to the flea market.

  • Food Court Jobs
    by Randall L. Whipkey
    Eight friends find fun jobs at the mall Food Court in this Challenger.

  • The Kids at Camp
    by Randall L. Whipkey
    The Logg-Cabin children enjoy personalized summer experiences at special theme camps.

  • The Skating Elvises
    by Randall L. Whipkey
    Double jumps in jump suits highlight the "Elvises on Ice" show in this LP. We'll give it a 9.50 for technical merit.

  • "I Think That I Shall Never See ..."
    by Randall L. Whipkey
    "...a Poem Lovely as a Tree." The five families on Kilmer Street plant trees on Arbor Day.

  • The Forgetfuls in France
    by Randall L. Whipkey
    While touring in France, the Forgetfuls live up--or down--to their name.

  • "... And the Nominees Are"
    by Randall L. Whipkey
    Five actresses vie for the Best Actress Cabley, cable television's highest award.

  • Bastille Day Waiters Race
    by Randall L. Whipkey
    On Bastille Day, waiters compete in honor of the historical July 14th event. This puzzle introduces the solver to the subtle deduction required in many harder Logic Problems.

  • New Appliances
    by Randall L. Whipkey
    Four friends complete their new penthouse home with new appliances in this easier LP.

  • The Barn Dance
    by Randall L. Whipkey
    Bebe the Pig dances up a storm!

  • Fireworks
    by Randall L. Whipkey
    Five local towns mark Independence Day with special fireworks displays in our 4th of July celebration.

  • Last-Minute Lester at the Beach
    by Randall L. Whipkey
    Last-Minute Lester takes the family on an unscheduled beach vacation in this Challenger.

  • Retired Numbers
    by Randall L. Whipkey
    Summerset Sycamore standouts are honored for their baseball exploits by having their jersey numbers retired.

  • Photo Shoots
    by Randall L. Whipkey
    Supermodels and scenic Summerset locales make great magazine ads.

  • The Scholar-Athletes
    by Randall L. Whipkey
    Scholar-athletes grab the headlines in this test for new solvers.

  • Puzzles for Dad
    by Randall L. Whipkey
    Chester Chizzlethwaite doesn't get colorful ties for Father's Day--he gets colorful jigsaw puzzles, in this deceptively difficult Logic.

  • Sludge, Drudge, Mudge, Grudge, & Trudge
    by Randall L. Whipkey
    In this legal maneuver, the partners of Sludge, Drudge have a change of venue to new offices at 1 Law Court.

  • Summer Jobs at the Shore
    by Randall L. Whipkey
    College pals find summer jobs in Ocean City restaurants as we continue our series of sibilant-sounding Logic Problems.

  • Sweethearts of the Sagebrush
    by Randall L. Whipkey
    The Sweethearts of the Sagebrush and their mounts lead the annual Boone County fireman's parade.

  • The Summerset Sluggettes
    by Randall L. Whipkey
    We complete the Spring sports line-up with the Summerset Sluggettes opening their softball league schedule.

  • Boys Soccer Coaches
    by Randall L. Whipkey
    Score a GOOOOOOOOOAAAL! by finding who coaches which boys soccer team in this tricky LP.

  • This Week on Oprah-Rickie
    by Randall L. Whipkey
    This week on "Talk A. M.," Oprah-Rickie Jones-Raphael chats with the authors of self-help best sellers (whose help won't be needed to solve this 2-Star).

  • A Few Fast Figure Eights
    by Randall L. Whipkey
    Racing champs' wives take their turns in the Figure Eight go-kart event in this easier-level entry.

  • A Day at The Outlets
    by Randall L. Whipkey
    Wives bearing gifts return after a busy day at the Outlets of Ocean City. No one bought the book of Logic Puzzles at the Literate "R" We store.

  • The Town Homes of Sleepy Hollow
    by Randall L. Whipkey
    Six couples enjoy their newly-built town houses on Ichabod Lane. (No, the Headless Horseman isn't an extra option.)

  • Pizza at 10, News at 11
    by Randall L. Whipkey
    The EyeWitness News team warms up for "News 11 at 11" with pizzas at 10. The solver can warm up for harder material with this entry.

  • New Hires
    by Randall L. Whipkey
    Five Summerset State seniors find their post-graduation jobs at the school's annual HR Expo. It's a 5-Star job solving this Challenger.

  • The First Cookout of the Summer
    by Randall L. Whipkey
    In this 2-Star, five friends bring their grill and side food favorites for the first cookout of the year.

  • "North Park": Who Does in Denny?
    by Randall L. Whipkey
    In each of this week's episodes of "North Park," as usual--Denny gets done in! When? Who? How? Tune in and find out, by solving this easier offering.

  • Double-Dip Mix-Up
    by Randall L. Whipkey
    The second scoops were all mixed up, but nobody cared--Hoffman's Homemade Ice Cream is sooooooo delicious even the wrong flavor tastes great!

  • Pete Vs. the Puzzles
    by Randall L. Whipkey
    Pete Puzzleman samples the wares at five interactive web sites in our first Challenger Logic Problem.

  • Apprentice Bakers
    by Randall L. Whipkey
    One apprentice mistake after another, from "Brithday" cakes to rock-hard cookies, make for a mishap of a morning at Cozy Valley Bakery.

  • The Easter Egg Hunt
    by Randall L. Whipkey
    A hollow stump, an old bird's nest, in a pine tree--these are among the places the five Easter-basket-winning gold eggs are hidden for the annual Easter Egg Hunt in our Easter treat.

  • The Galactic Chamber of Commerce
    by Randall L. Whipkey
    The year: 2100. The event: The G. C. of C. elects officers to lead the Milky Way's business community into the new millenium.

  • IPO Mania
    by Randall L. Whipkey
    Five Ocean City Stock & Bond clients get in on IPO Mania by buying stock in New Economy companies.

  • Friends Helping Friends
    by Randall L. Whipkey
    Four young friends find that many hands make light work in this introductory-level effort.

  • Donkey Derby
    by Randall L. Whipkey
    Teacher "jockeys" and student "passengers" ride donkeys to 1st-5th place finishes in the big race.

  • Transylvania Games
    by Randall L. Whipkey
    Transylvanians compete for gold in the coffin carry, speed stake driving, and other events in their 400-year-old Games.

  • Pokeyman Card Swap
    by Randall L. Whipkey
    Five Pokeyman card collectors exchange doubles for cards they don't have.

  • Volunteers for Habitat for Humanity
    by Randall L. Whipkey
    Summerset Software's CFO, IT manager, etc., ply second skills to build homes for the non-profit organization.

  • The Danny Devito Film Festival
    by Randall L. Whipkey
    The brothers of Phi Lambda Kappa entertain the fraternity house with their favorite Danny Devito movies in CRpuzzles' inaugural Logic Problem.




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