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Classic deduction puzzles

Logic Problems

Choose a mystery to solve online, or print it and work through the clues later.

A gallery audience watches from behind a safety barrier as one glassblower shapes glowing molten glass beside a bright furnace in a colorful contemporary glass studio.
Medium

The Furnace Demonstration Schedule

Match five glassblowers with their demonstration times, glowing glass creations, and primary hand tools.

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Five fictional champion divers watch an exhibition dive beside the pool and tiered platforms in a bright aquatic arena.
Medium

Deep Dive: The Champions’ Showcase

Match five elite divers with their board heights, signature dive families, and judges’ scores.

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Five friends laugh and gesture around a glowing lakeside campfire while sharing exaggerated fishing stories at twilight.
Medium

Tales Around the Campfire

Match five friends with their supposedly enormous fish, lakeside fishing spots, and dramatic escape stories.

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Five young contestants launch colorful paper airplanes toward a blue circle, chalk star, hoop gate, landing mat, and ribbon line inside a bright community recreation hall.
Medium

The Paper Airplane Landing Challenge

Match five contestants with airplane designs, special modifications, and landing targets in a friendly community-center contest.

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Five players enjoy a glowing Halloween miniature-golf course filled with a friendly vampire castle, mummy’s tomb, werewolf woods, dragon cave, ghostly decorations, theatrical fog, and playful monster obstacles.
Medium

The Moonlight Monster Course

Match five players with glowing monster holes, bright golf balls, and their Halloween tournament scores.

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A documentary crew prepares cameras, a drone, and waterproof equipment while five surfers carry boards toward curling waves beside a sunlit pier.
Medium

The Surf-Film Director’s Shot List

Match five surfers with signature maneuvers, colorful rash guards, and the camera shots planned for a new documentary.

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Five restorers demonstrate a cylinder piano box, disc-console music box, singing-bird automaton, ornate snuff-box music box, and carousel music box before an audience in a warmly lit antique music museum.
Medium

The Music-Box Cylinder Demonstration

Match five restorers with antique music-box styles, familiar tunes, and distinctive cabinet decorations.

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Five expressive aspiring writers brainstorm fortunes around a bakery table covered with golden fortune cookies and blank paper slips while a smiling host looks on.
Medium

The Fortune Cookie Writers’ Contest

Match five aspiring writers with their unusual fortune styles, celebration snacks, and final contest rankings.

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Five anglers gather separately from blue, green, red, white, and yellow rowboats at a sunny lakeside rental dock.
Medium

The Rowboat Fishing Challenge

Match five anglers with colorful rowboats, lake fishing spots, and their catch-and-release totals.

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Five firefighters, including one woman, present safe equipment demonstrations to families outside a sunny community firehouse.
Medium

The Firehouse Open House

Match five firefighters with safety demonstrations, emergency vehicles, and scheduled starting times at a community open house.

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Elegant guests dance and enjoy afternoon tea beside flower-topped tables in a sunlit 1930s Art Deco hotel ballroom.
Medium

The Riverside Hotel Tea Dance

Match five guests with their dance partners, floral centerpieces, and first dances at an elegant 1936 afternoon social.

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Five friends in scarves compare five unbranded seasonal drinks at a pumpkin-decorated outdoor café table surrounded by colorful autumn leaves.
Medium

The Fall Drink Meetup

Match five friends with their café stops, fictional seasonal drinks, and staggered autumn visit times.

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Five distinctive handcrafted wooden chess sets displayed before smiling visitors and woodcarvers at a warm craft fair.
Medium

The Chess-Set Carvers’ Showcase

Match five woodcarvers with their themed chess pieces, chosen woods, and decorative board borders.

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Five cheerful glowing pumpkin lanterns depicting a laughing face, teary face, friendly witch, bashful goblin, and winking ghost at a warmly lit autumn festival.
Medium

The Friendly Fright Carving Contest

Match five carvers with their cheerful lantern designs, specialty tools, and decorative autumn accents.

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Laughing soaked campers catch drips in cups and slide towels across a leaking cabin floor while counselors carry buckets and surprised parents watch the summer rain.
Medium

Parents’ Day at Camp Serenity

Match five camper guides and counselors with radio times and the harmless calamities that transformed Parents’ Day.

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Moonlit outdoor bayou restaurant with five dining tables, colorful lanterns, glowing fireflies, moss-draped cypress trees, a paddleboat, a heron, and a bullfrog beside the water.
Medium
Soundscape

This puzzle includes optional bayou sounds that begin after the first click on a button or the grid.

Animated

Fireflies drift outside the illustration while you solve. Reduced-motion settings are honored.

Fireflies on Blue Bayou

Match five waterside tables with Louisiana entrées, colorful lanterns, and moonlit bayou views.

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Five handlers stand with five alpacas wearing colorful patterned blankets beside grooming tools at a sunny county fair.
Medium

The Alpaca Parade Preparations

Match five handlers with their alpacas, grooming tools, and positions in a colorful county-fair parade.

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A friendly cobbler hands a wrapped footwear parcel to a customer in a sunny traditional shoe-repair shop.
Medium

The Cobbler’s Saturday Pickup

Match five customers with restored footwear, different repairs, and Saturday morning pickup times at a cozy village cobbler’s shop.

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Three cheerful carhops wearing red, turquoise, and pom-pom quad roller skates carry meal trays between gleaming 1950s cars outside the Cherry Top Drive-In.
Medium

Chrome, Fins, and French Fries

Match five roller-skating carhops with savory meals, numbered parking bays, and distinctive skates at a cheerful 1950s drive-in.

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Marines conduct supervised desert rappel and obstacle training.
Medium

Desert Training Rotation

Match five U.S. Marines with their training stations, recorded completion times, and logged field gear.

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Medium

The Boardwalk Prize Trail

Match five friends with their boardwalk stops, prizes, and the order in which each stop was visited.

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Medium

The Treehouse Lookout Mission

Match five boys with their equipment, treehouse lookout positions, and neighborhood discoveries.

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Medium

The Photography Club's Vintage Challenge

Match five photographers with their vintage cameras, town landmarks, and film speeds for the club's evening exhibition.

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Medium

The Moonlight Sandcastle Festival

Match five builders with their sandcastle styles, main construction tools, and finishing decorations.

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Medium
Soundscape

This puzzle includes optional sounds that begin after the first click on a button or the grid.

Five Minutes Before Noon

Match five clockmakers with their restored timepieces, adjustment tools, and rehearsal chimes before the town bell strikes noon.

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Medium
Soundscape

This puzzle includes optional sounds that begin after the first click on a button or the grid.

The Cable-Car Picnic Detour

Match five neighborhood professionals with their boarding times, cable cars, and picnic destinations before the final transfer departs.

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Medium

The 1926 Dining Car Mix-Up

Match five formally dressed rail passengers with their entrées, luggage labels, and exit stations.

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Medium

The Anything-But-Dogs Pet Show

Match five owners with their non-dog pets, trained tricks, and playful awards.

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Medium

The Garage Genius Competition

Match five backyard inventors with their homemade gadgets, intended home uses, and memorable demonstration failures.

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Easy

A Saturday at Willowbrook Farm

Match five friends with their farm activities, autumn treats, and collected leaves.

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Easy

The Halloween Circus

Match five circus performers with their names, animals, and secret Halloween fears.

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