You will be presented with triplets of objects, which will be assigned to the keys R, C, and X.
In each trial, please indicate which object you think is the odd one out by pressing the corresponding key.
In other words, please choose the object that is the least similar to the other two.

R: blower, C: mug, and X: water cooler. You press <<R>>.
R: matchbox, C: lettuce, and X: eel. You press <<R>>.
R: charcoal, C: calf, and X: ferret. You press <<R>>.
R: seaplane, C: chalk, and X: ping-pong table. You press <<R>>.
R: skateboard, C: enchilada, and X: thimble. You press <<C>>.
R: thermos, C: paddle, and X: coat rack. You press <<C>>.
R: headscarf, C: tugboat, and X: toast. You press <<C>>.
R: wheat, C: perfume, and X: belt. You press <<R>>.
R: chalkboard, C: mailbox, and X: bull. You press <<X>>.
R: duckling, C: nightshirt, and X: wax. You press <<X>>.
R: scarecrow, C: footprint, and X: ice-cream cone. You press <<C>>.
R: thermometer, C: memory stick, and X: creme brulee. You press <<C>>.
R: vase, C: bookshelf, and X: needle. You press <<X>>.
R: ratchet, C: hard disk, and X: coffee table. You press <<X>>.
R: mint, C: pacifier, and X: bottle opener. You press <<R>>.
R: turban, C: nacho, and X: tractor. You press <<C>>.
R: cash machine, C: sailboat, and X: chest. You press <<C>>.
R: quiche, C: lemonade, and X: dolly. You press <<X>>.
R: syrup, C: fish, and X: duck. You press <<R>>.
R: avocado, C: dumpling, and X: seaplane. You press <<X>>.
R: brake, C: odometer, and X: torpedo. You press <<R>>.
R: router, C: glasses, and X: dumpster. You press <<X>>.
R: stirrup, C: lid, and X: cream cheese. You press <<R>>.
R: chocolate, C: eyedropper, and X: cordon bleu. You press <<C>>.
R: syrup, C: rhubarb, and X: pulpit. You press <<C>>.
R: pitchfork, C: rollerblade, and X: mug. You press <<C>>.
R: avocado, C: penholder, and X: pretzel. You press <<R>>.
R: spark plug, C: pita, and X: telescope. You press <<C>>.
R: coat, C: lettuce, and X: mulberry. You press <<R>>.
R: wineglass, C: lightning bug, and X: streetlight. You press <<R>>.
R: couch, C: counter, and X: compost. You press <<X>>.
R: stick, C: hose, and X: cantaloupe. You press <<X>>.
R: cloud, C: alpaca, and X: crutch. You press <<X>>.
R: shredder, C: ruler, and X: bowler hat. You press <<R>>.
R: navel, C: gingerbread man, and X: gopher. You press <<R>>.
R: pipe, C: soccer ball, and X: nest. You press <<R>>.
R: photograph, C: slime, and X: penlight. You press <<X>>.
R: dollhouse, C: plunger, and X: soldering iron. You press <<C>>.
R: comb, C: metal detector, and X: vial. You press <<X>>.
R: gem, C: suit, and X: tea. You press <<R>>.
R: paperweight, C: headdress, and X: bolt. You press <<C>>.
R: lollipop, C: rack, and X: snowboard. You press <<X>>.
R: board, C: napkin, and X: staple gun. You press <<C>>.
R: racket, C: shell, and X: jigsaw puzzle. You press <<C>>.
R: chili, C: pistachio, and X: windshield. You press <<X>>.
R: coffee pot, C: bell, and X: air pump. You press <<R>>.
R: squash, C: cup, and X: go-kart. You press <<C>>.
R: bee, C: blowfish, and X: aircraft carrier. You press <<R>>.
R: goose, C: anklet, and X: notepad. You press <<C>>.
R: filter, C: torso, and X: pool table. You press <<C>>.
R: gavel, C: hip, and X: robot. You press <<X>>.
R: diamond, C: thermometer, and X: scale. You press <<C>>.
R: acorn, C: metronome, and X: bug. You press <<C>>.
R: tongs, C: volleyball, and X: powder. You press <<R>>.
R: mascara, C: muffin, and X: necklace. You press <<C>>.
R: tablet, C: cigarette, and X: stirrup. You press <<C>>.
R: thorn, C: rickshaw, and X: mixer. You press <<R>>.
R: earring, C: thermometer, and X: outfit. You press <<C>>.
R: loincloth, C: crouton, and X: fishing pole. You press <<R>>.
R: vest, C: sandcastle, and X: leopard. You press <<R>>.
R: cookie, C: dolly, and X: ear. You press <<X>>.
R: chip, C: mustache, and X: iceskate. You press <<R>>.
R: powder, C: cabinet, and X: crayfish. You press <<X>>.
R: hamburger, C: tweezers, and X: spider. You press <<X>>.
R: snowshoe, C: key, and X: butter. You press <<C>>.
R: antenna, C: dial, and X: barnacle. You press <<X>>.
R: wheat, C: parachute, and X: fishing pole. You press <<R>>.
R: potpie, C: golf club, and X: paper towel. You press <<C>>.
R: snowplow, C: baseball glove, and X: aloe. You press <<R>>.
R: basil, C: bun, and X: pedometer. You press <<C>>.
R: lamb chop, C: grasshopper, and X: spark plug. You press <<X>>.
R: gopher, C: needle, and X: mitten. You press <<C>>.
R: hay, C: pearl, and X: revolver. You press <<R>>.
R: pillbox, C: briefcase, and X: sink. You press <<X>>.
R: stamp, C: cleat, and X: coyote. You press <<X>>.
R: hot-air balloon, C: chipmunk, and X: banana peel. You press <<R>>.
R: gem, C: hourglass, and X: arch. You press <<X>>.
R: octopus, C: kale, and X: shopping basket. You press <<X>>.
R: blowgun, C: swimming pool, and X: macaroni. You press <<X>>.
R: meatball, C: scalpel, and X: ferret. You press <<R>>.
R: pepper, C: star fruit, and X: handkerchief. You press <<X>>.
R: handlebar, C: sword, and X: mosquito net. You press <<X>>.
R: steak, C: plant, and X: pepper mill. You press <<R>>.
R: kangaroo, C: cleat, and X: dalmatian. You press <<C>>.
R: incense, C: trident, and X: pepper mill. You press <<X>>.
R: hamster, C: notepad, and X: bat. You press <<R>>.
R: braid, C: hula hoop, and X: mustache. You press <<C>>.
R: nacho, C: suitcase, and X: briefcase. You press <<R>>.
R: cymbal, C: gavel, and X: vial. You press <<X>>.
R: deodorant, C: headrest, and X: chair. You press <<R>>.
R: shredder, C: kiwi, and X: doorbell. You press <<R>>.
R: playpen, C: target, and X: granite. You press <<X>>.
R: desk, C: lightning bug, and X: record. You press <<R>>.
R: golf club, C: undershirt, and X: furnace. You press <<C>>.
R: squeegee, C: plastic film, and X: crane. You press <<R>>.
R: horseshoe, C: sink, and X: checkbook. You press <<X>>.
R: syrup, C: hamburger, and X: chinchilla. You press <<X>>.
R: water bottle, C: lanyard, and X: clothesline. You press <<C>>.
R: pulley, C: hammock, and X: sweater. You press <<X>>.
R: match, C: stew, and X: board. You press <<C>>.
R: yak, C: lamb chop, and X: gurney. You press <<X>>.
R: subway, C: buoy, and X: shell. You press <<X>>.
R: bush, C: leek, and X: dragonfly. You press <<X>>.
R: sarcophagus, C: shorts, and X: noose. You press <<C>>.
R: bologna, C: footbath, and X: file. You press <<C>>.
R: sonogram, C: kangaroo, and X: barbed wire. You press <<X>>.
R: sunroof, C: parachute, and X: insole. You press <<X>>.
R: cane, C: wok, and X: pen. You press <<C>>.
R: ribbon, C: strainer, and X: jewel. You press <<X>>.
R: kangaroo, C: wheel, and X: periscope. You press <<R>>.
R: megaphone, C: hummus, and X: leg. You press <<X>>.
R: pine tree, C: roadsweeper, and X: fireplace. You press <<R>>.
R: shovel, C: sunglasses, and X: paper towel. You press <<X>>.
R: sandbag, C: can opener, and X: pendulum. You press <<C>>.
R: knob, C: veil, and X: ice cream. You press <<C>>.
R: sewing kit, C: peeler, and X: springboard. You press <<C>>.
R: cement mixer, C: lavender, and X: yak. You press <<R>>.
R: pitcher, C: flipper, and X: bassinet. You press <<R>>.
R: whipped cream, C: swab, and X: hovercraft. You press <<X>>.
R: handlebar, C: saltshaker, and X: snow. You press <<R>>.
R: pantyhose, C: poinsettia, and X: motherboard. You press <<X>>.
R: crumb, C: cucumber, and X: tambourine. You press <<X>>.
R: gravy, C: footbath, and X: possum. You press <<X>>.
R: comic book, C: cigar, and X: sardine. You press <<R>>.
R: forklift, C: rocket, and X: polo shirt. You press <<C>>.
R: wrench, C: nightstand, and X: faucet. You press <<C>>.
R: diving board, C: snowball, and X: crutch. You press <<R>>.
R: tricycle, C: hippopotamus, and X: can. You press <<R>>.
R: motorcycle, C: shower cap, and X: paper. You press <<C>>.
R: staple gun, C: scarecrow, and X: stingray. You press <<C>>.
R: cement mixer, C: burrito, and X: pot. You press <<R>>.
R: neck, C: stamp, and X: kangaroo. You press <<R>>.
R: barbed wire, C: ketchup, and X: doorhandle. You press <<C>>.
R: piano, C: kettle, and X: hat. You press <<X>>.
R: green beans, C: baton, and X: piglet. You press <<X>>.
R: curling iron, C: slicer, and X: mug. You press <<R>>.
R: frog, C: seaplane, and X: whale. You press <<C>>.
R: bee, C: padlock, and X: playpen. You press <<R>>.
R: underwear, C: washing machine, and X: camera lens. You press <<X>>.
R: donut, C: ambulance, and X: milkshake. You press <<X>>.
R: hawk, C: cruise ship, and X: corkscrew. You press <<X>>.
R: rock, C: toy, and X: monkey. You press <<R>>.
R: hole, C: necklace, and X: scooter. You press <<R>>.
R: earwig, C: shoehorn, and X: quilt. You press <<C>>.
R: lock, C: aluminum foil, and X: trombone. You press <<R>>.
R: sewage, C: soda fountain, and X: school bus. You press <<X>>.
R: squid, C: go-kart, and X: turkey. You press <<C>>.
R: hamster, C: pug, and X: headscarf. You press <<C>>.
R: fern, C: bungee, and X: glue. You press <<C>>.
R: enchilada, C: rake, and X: wine bottle. You press <<C>>.
R: muff, C: lego, and X: poinsettia. You press <<R>>.
R: prune, C: wheelchair, and X: tumbleweed. You press <<R>>.
R: road sign, C: cougar, and X: swordfish. You press <<X>>.
R: switch, C: speaker, and X: birdhouse. You press <<R>>.
R: videocassette, C: kneepad, and X: cuckoo clock. You press <<R>>.
R: grass, C: lectern, and X: match. You press <<X>>.
R: stockings, C: mannequin, and X: watch. You press <<X>>.
R: fish, C: cookie cutter, and X: tack. You press <<X>>.
R: knee, C: shower cap, and X: eggnog. You press <<C>>.
R: scissors, C: slipper, and X: headset. You press <<R>>.
R: balloon, C: wolf, and X: shield. You press <<C>>.
R: brownie, C: target, and X: chick. You press <<R>>.
R: slug, C: router, and X: monkey. You press <<C>>.
R: pumpkin, C: face mask, and X: camera lens. You press <<X>>.
R: blindfold, C: otter, and X: frisbee. You press <<R>>.
R: crouton, C: coffee filter, and X: spark plug. You press <<X>>.
R: mulch, C: bench, and X: cracker. You press <<X>>.
R: can, C: skin, and X: baton. You press <<R>>.
R: calf, C: avocado, and X: yak. You press <<C>>.
R: noisemaker, C: sponge, and X: coat. You press <<X>>.
R: tongue, C: stick, and X: videocassette. You press <<R>>.
R: potpourri, C: stroller, and X: spoon. You press <<R>>.
R: helmet, C: sushi, and X: seaplane. You press <<C>>.
R: filter, C: pasta, and X: tricycle. You press <<X>>.
R: shawl, C: cane, and X: bracelet. You press <<R>>.
R: desk, C: koala, and X: badge. You press <<C>>.
R: pocketknife, C: goalpost, and X: seal. You press <<X>>.
R: antelope, C: tripod, and X: oar. You press <<C>>.
R: satellite, C: flamethrower, and X: skeleton. You press <<X>>.
R: fungus, C: crab, and X: school bus. You press <<X>>.
R: generator, C: charger, and X: paint. You press <<C>>.
R: pitcher, C: scarf, and X: cracker. You press <<C>>.
R: doormat, C: tiramisu, and X: extinguisher. You press <<X>>.
R: train set, C: nail file, and X: computer. You press <<C>>.
R: yogurt, C: baby, and X: swimsuit. You press <<R>>.
R: swimsuit, C: elephant, and X: french horn. You press <<C>>.
R: station wagon, C: wand, and X: mulberry. You press <<R>>.
R: chess piece, C: hydrant, and X: lipstick. You press <<X>>.
R: crouton, C: buckle, and X: marmalade. You press <<C>>.
R: eggplant, C: coral, and X: magnet. You press <<X>>.
R: hairdryer, C: highchair, and X: xylophone. You press <<R>>.
R: bat, C: chainsaw, and X: cigarette butt. You press <<X>>.
R: tambourine, C: mouse, and X: charger. You press <<C>>.
R: hoe, C: wafer, and X: bikini. You press <<X>>.
R: thumbtack, C: donut, and X: bed. You press <<X>>.
R: drain, C: grasshopper, and X: fan. You press <<C>>.
R: quilt, C: banana split, and X: cellphone. You press <<C>>.
R: gyro, C: celery, and X: arch. You press <<C>>.
R: showerhead, C: calf, and X: trolley. You press <<R>>.
R: spareribs, C: sling, and X: credit card. You press <<C>>.
R: cash machine, C: watermelon, and X: doormat. You press <<R>>.
R: battery, C: graffiti, and X: toucan. You press <<C>>.
R: bike, C: shaker, and X: toaster oven. You press <<R>>.
R: seal, C: shuffleboard, and X: ostrich. You press <<C>>.
R: needle, C: scallop, and X: peanut. You press <<X>>.
R: grapefruit, C: grill, and X: brush. You press <<X>>.
R: rust, C: stretcher, and X: canister. You press <<R>>.
R: punch, C: lock, and X: ladybug. You press <<X>>.
R: pajamas, C: basketball hoop, and X: flask. You press <<C>>.
R: otter, C: hot-air balloon, and X: cymbal. You press <<R>>.
R: washing machine, C: dial, and X: bottle opener. You press <<X>>.
R: zebra, C: wire cutters, and X: mat. You press <<R>>.
R: fork, C: hash, and X: sprouts. You press <<C>>.
R: jet, C: jukebox, and X: hummus. You press <<R>>.
R: notepad, C: garlic, and X: radiator. You press <<C>>.
R: backpack, C: wrap, and X: flan. You press <<X>>.
R: station wagon, C: handbrake, and X: tube top. You press <<R>>.
R: ankle, C: applesauce, and X: crowbar. You press <<X>>.
R: cross, C: hairspray, and X: pennant. You press <<C>>.
R: aircraft carrier, C: hook, and X: reel. You press <<C>>.
R: yolk, C: bulletproof vest, and X: bow. You press <<R>>.
R: freezer, C: binder, and X: cookie sheet. You press <<R>>.
R: key, C: videocassette, and X: juicer. You press <<X>>.
R: weather vane, C: penlight, and X: icepick. You press <<R>>.
R: guillotine, C: curry, and X: heater. You press <<C>>.
R: fur coat, C: ink, and X: rickshaw. You press <<C>>.
R: jump rope, C: dalmatian, and X: viewfinder. You press <<C>>.
R: fly, C: clover, and X: tablet. You press <<C>>.
R: ballot box, C: slicer, and X: vegetable. You press <<R>>.
R: dagger, C: coffeemaker, and X: prism. You press <<C>>.
R: record, C: heater, and X: panther. You press <<X>>.
R: pastry, C: orange rind, and X: kazoo. You press <<R>>.
R: strainer, C: bus, and X: paperclip. You press <<C>>.
R: jeep, C: blowfish, and X: fungus. You press <<R>>.
R: metal detector, C: cougar, and X: moss. You press <<C>>.
R: pudding, C: lamp, and X: lip balm. You press <<R>>.
R: honeypot, C: kite, and X: scraper. You press <<R>>.
R: recliner, C: telegraph, and X: coleslaw. You press <<R>>.
R: clasp, C: coverall, and X: brownie. You press <<X>>.
R: revolver, C: potholder, and X: paper plate. You press <<R>>.
R: chili, C: railing, and X: sling. You press <<R>>.
R: ashtray, C: clarinet, and X: rabbit. You press <<X>>.
R: tinsel, C: diamond, and X: penguin. You press <<C>>.
R: bean, C: dog, and X: snorkel. You press <<C>>.
R: recliner, C: football helmet, and X: paper. You press <<C>>.
R: waffle iron, C: headrest, and X: van. You press <<R>>.
R: bagpipe, C: match, and X: lamb. You press <<C>>.
R: popcorn, C: blind, and X: plate. You press <<X>>.
R: closet, C: pinecone, and X: film. You press <<C>>.
R: sim card, C: sweeper, and X: enchilada. You press <<C>>.
R: strainer, C: pool table, and X: hairbrush. You press <<C>>.
R: shoe polish, C: pedal, and X: sandbox. You press <<X>>.
R: owl, C: champagne, and X: tape measure. You press <<X>>.
R: pincushion, C: skateboard, and X: teabag. You press <<C>>.
R: bowl, C: hedgehog, and X: cracker. You press <<C>>.
R: jump rope, C: torso, and X: mitten. You press <<X>>.
R: hairpin, C: chainsaw, and X: vase. You press <<R>>.
R: koala, C: fern, and X: chive. You press <<R>>.
R: jersey, C: gavel, and X: violin. You press <<C>>.
R: carousel, C: lightbulb, and X: card. You press <<C>>.