You will be presented with triplets of objects, which will be assigned to the keys Z, N, and S.
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.

Z: gyroscope, N: compass, and S: scraper. You press <<S>>.
Z: tiger, N: bookmark, and S: cannonball. You press <<S>>.
Z: hotplate, N: pretzel, and S: soccer ball. You press <<S>>.
Z: bacon, N: whoopee cushion, and S: swan. You press <<N>>.
Z: pan, N: ivy, and S: pom-pom. You press <<Z>>.
Z: baton, N: ice cream, and S: apple. You press <<Z>>.
Z: hawk, N: cornucopia, and S: ice-cream cone. You press <<Z>>.
Z: triangle, N: soda fountain, and S: stair. You press <<N>>.
Z: button, N: sledgehammer, and S: cranberry. You press <<S>>.
Z: first-aid kit, N: heater, and S: velcro. You press <<N>>.
Z: turban, N: headdress, and S: camera lens. You press <<S>>.
Z: bench, N: chicken, and S: pump. You press <<N>>.
Z: amber, N: sundae, and S: submarine. You press <<N>>.
Z: train car, N: rhubarb, and S: lip gloss. You press <<Z>>.
Z: leggings, N: keyhole, and S: ski boots. You press <<N>>.
Z: beer, N: rocking chair, and S: lab coat. You press <<N>>.
Z: crank, N: generator, and S: taxi. You press <<Z>>.
Z: kitten, N: stove, and S: sunflower. You press <<N>>.
Z: cannonball, N: tiger, and S: bookmark. You press <<Z>>.
Z: bagpipe, N: baby, and S: coffin. You press <<N>>.
Z: dishwashing liquid, N: fire alarm, and S: dice. You press <<Z>>.
Z: bathtub, N: alligator, and S: chickpea. You press <<N>>.
Z: snowplow, N: cloud, and S: chest. You press <<S>>.
Z: cordon bleu, N: curry, and S: lamb. You press <<N>>.
Z: paperweight, N: marble, and S: crumb. You press <<S>>.
Z: pen, N: belt buckle, and S: mouthpiece. You press <<Z>>.
Z: scorpion, N: doorknob, and S: hyena. You press <<N>>.
Z: juice, N: tractor, and S: acorn. You press <<N>>.
Z: broccoli, N: flamethrower, and S: boxing gloves. You press <<Z>>.
Z: gumball, N: eye patch, and S: nail. You press <<S>>.
Z: first-aid kit, N: slot, and S: whiteboard. You press <<S>>.
Z: copier, N: chips, and S: dough. You press <<Z>>.
Z: walnut, N: burrito, and S: coral. You press <<S>>.
Z: guitar, N: mouthpiece, and S: wax. You press <<S>>.
Z: sombrero, N: otter, and S: sunflower. You press <<N>>.
Z: soap, N: chinchilla, and S: boy. You press <<Z>>.
Z: swing set, N: chaps, and S: mixer. You press <<N>>.
Z: dice, N: dishwashing liquid, and S: fire alarm. You press <<S>>.
Z: mascara, N: puddle, and S: centrifuge. You press <<N>>.
Z: crayfish, N: eyepiece, and S: rickshaw. You press <<Z>>.
Z: coffee filter, N: amplifier, and S: airboat. You press <<Z>>.
Z: water bottle, N: freezer, and S: seismograph. You press <<Z>>.
Z: petal, N: lamp, and S: water filter. You press <<Z>>.
Z: lightbulb, N: plate, and S: toe. You press <<S>>.
Z: cable, N: paintbrush, and S: tapestry. You press <<S>>.
Z: bin, N: duck, and S: fountain pen. You press <<Z>>.
Z: antenna, N: drum, and S: pepper. You press <<S>>.
Z: compost, N: guacamole, and S: torso. You press <<Z>>.
Z: orange rind, N: plunger, and S: hamster. You press <<N>>.
Z: snowshoe, N: jelly bean, and S: coffee. You press <<Z>>.
Z: scraper, N: treadmill, and S: propeller. You press <<Z>>.
Z: sidecar, N: snorkel, and S: hydrant. You press <<N>>.
Z: anchor, N: recorder, and S: banana peel. You press <<S>>.
Z: grenade, N: ratchet, and S: celery. You press <<S>>.
Z: swimsuit, N: helmet, and S: train car. You press <<Z>>.
Z: saddle, N: bun, and S: wrist. You press <<N>>.
Z: petal, N: lamp, and S: water filter. You press <<Z>>.
Z: spur, N: timer, and S: smoke alarm. You press <<Z>>.
Z: gutter, N: air pump, and S: nightstand. You press <<N>>.
Z: mustard, N: glasses, and S: laptop. You press <<Z>>.
Z: globe, N: suitcase, and S: playing card. You press <<N>>.
Z: whoopee cushion, N: honey, and S: diskette. You press <<N>>.
Z: kayak, N: windshield, and S: turtle. You press <<S>>.
Z: checkers, N: chute, and S: speedboat. You press <<Z>>.
Z: diamond, N: t-shirt, and S: clipper. You press <<S>>.
Z: face mask, N: doorbell, and S: jewel. You press <<N>>.
Z: sundial, N: seal, and S: pocketknife. You press <<N>>.
Z: pug, N: paper towel, and S: jellyfish. You press <<N>>.
Z: gearshift, N: laptop, and S: harness. You press <<S>>.
Z: footrest, N: fishhook, and S: denture. You press <<S>>.
Z: sheep, N: trampoline, and S: backgammon. You press <<Z>>.
Z: guinea pig, N: scarf, and S: coffee filter. You press <<Z>>.
Z: clipboard, N: brake, and S: thumb. You press <<S>>.
Z: jellyfish, N: tuning fork, and S: leotard. You press <<S>>.
Z: pillbox, N: doorknob, and S: wing. You press <<Z>>.
Z: rat, N: hanger, and S: shawl. You press <<Z>>.
Z: breathalyzer, N: jam, and S: pelican. You press <<S>>.
Z: scoop, N: ferret, and S: grasshopper. You press <<Z>>.
Z: teabag, N: skateboard, and S: puppet. You press <<N>>.
Z: ladder, N: viewfinder, and S: tag. You press <<S>>.
Z: wig, N: mousepad, and S: awning. You press <<S>>.
Z: cannonball, N: toothpick, and S: knee. You press <<N>>.
Z: strap, N: turntable, and S: camera. You press <<Z>>.
Z: brake, N: turbine, and S: noisemaker. You press <<Z>>.
Z: hamster, N: firecracker, and S: hairnet. You press <<N>>.
Z: shopping cart, N: diaper, and S: cape. You press <<Z>>.
Z: clover, N: polaroid, and S: wig. You press <<N>>.
Z: ferris wheel, N: parrot, and S: brace. You press <<S>>.
Z: glove, N: ticktacktoe, and S: hookah. You press <<N>>.
Z: sushi, N: pocketknife, and S: hay. You press <<N>>.
Z: duckling, N: leotard, and S: sifter. You press <<S>>.
Z: pickax, N: caramel, and S: telephone pole. You press <<N>>.
Z: axe, N: overalls, and S: oatmeal. You press <<S>>.
Z: trophy, N: button, and S: rug. You press <<Z>>.
Z: candelabra, N: sombrero, and S: gopher. You press <<S>>.
Z: backscratcher, N: chute, and S: leopard. You press <<S>>.
Z: mud, N: sink, and S: ruler. You press <<N>>.
Z: wreath, N: air conditioner, and S: walker. You press <<S>>.
Z: tongs, N: scarecrow, and S: brussels sprouts. You press <<Z>>.
Z: wig, N: awning, and S: mousepad. You press <<N>>.
Z: collar, N: mussel, and S: volleyball. You press <<N>>.
Z: sandbox, N: lip gloss, and S: shell. You press <<N>>.
Z: dumpling, N: stained glass, and S: shortbread. You press <<N>>.
Z: sled, N: banner, and S: bean. You press <<S>>.
Z: rickshaw, N: rope, and S: pine needle. You press <<Z>>.
Z: clothes, N: clothespin, and S: gear. You press <<S>>.
Z: record player, N: mousse, and S: seafood. You press <<Z>>.
Z: ski boots, N: catapult, and S: bandanna. You press <<N>>.
Z: cufflink, N: card, and S: swing. You press <<Z>>.
Z: tee, N: balance beam, and S: basketball hoop. You press <<N>>.
Z: grate, N: gumdrop, and S: nose. You press <<Z>>.
Z: roadsweeper, N: crystal ball, and S: scale. You press <<Z>>.
Z: figurine, N: pantsuit, and S: copier. You press <<Z>>.
Z: can opener, N: nutcracker, and S: chinaware. You press <<S>>.
Z: organ, N: cereal, and S: eggplant. You press <<Z>>.
Z: sailboat, N: fountain pen, and S: dashboard. You press <<N>>.
Z: stiletto, N: enchilada, and S: tongs. You press <<N>>.
Z: collar, N: volleyball, and S: mussel. You press <<N>>.
Z: photograph, N: chessboard, and S: chin. You press <<S>>.
Z: seaplane, N: safety pin, and S: icicle. You press <<Z>>.
Z: hearing aid, N: warthog, and S: swimming pool. You press <<N>>.
Z: soup, N: stump, and S: pinecone. You press <<Z>>.
Z: puffin, N: chinaware, and S: denture. You press <<Z>>.
Z: walrus, N: motorcycle, and S: granite. You press <<Z>>.
Z: blindfold, N: golf club, and S: tray. You press <<Z>>.
Z: car door, N: domino, and S: satellite dish. You press <<N>>.
Z: rubber band, N: bongo, and S: fence. You press <<S>>.
Z: mousepad, N: baby, and S: wheel. You press <<S>>.
Z: bazooka, N: rocket, and S: soy sauce. You press <<S>>.
Z: car door, N: toy, and S: raisin. You press <<S>>.
Z: sled, N: noisemaker, and S: chin. You press <<Z>>.
Z: headlamp, N: feather, and S: medal. You press <<N>>.
Z: mole, N: sundial, and S: chisel. You press <<Z>>.
Z: dumpster, N: alpaca, and S: swan. You press <<Z>>.
Z: buoy, N: drawer, and S: arm. You press <<N>>.
Z: apron, N: petal, and S: tape measure. You press <<S>>.
Z: life jacket, N: roadsweeper, and S: album. You press <<S>>.
Z: sparkler, N: pig, and S: block. You press <<S>>.
Z: wok, N: mulberry, and S: foot. You press <<S>>.
Z: clam, N: swab, and S: cake mix. You press <<N>>.
Z: bomb, N: sushi, and S: airbag. You press <<S>>.
Z: computer screen, N: workbench, and S: cougar. You press <<S>>.
Z: curtain, N: ashtray, and S: cooler. You press <<S>>.
Z: laundry basket, N: aloe, and S: ping-pong table. You press <<N>>.
Z: submarine, N: flask, and S: hopscotch. You press <<S>>.
Z: casserole, N: seaweed, and S: blueberry. You press <<N>>.
Z: punching bag, N: diaper, and S: lawnmower. You press <<N>>.
Z: footprint, N: space shuttle, and S: napkin ring. You press <<Z>>.
Z: tortilla, N: yacht, and S: hula hoop. You press <<N>>.
Z: sheet, N: tooth, and S: ferret. You press <<Z>>.
Z: glass, N: mango, and S: turtle. You press <<Z>>.
Z: train car, N: sofa bed, and S: meat grinder. You press <<Z>>.
Z: thermostat, N: crumb, and S: coffeemaker. You press <<N>>.
Z: thorn, N: pen, and S: french fries. You press <<N>>.
Z: racket, N: leg, and S: nose. You press <<Z>>.
Z: remote control, N: scallop, and S: birthday cake. You press <<N>>.
Z: playpen, N: oilcan, and S: meatball. You press <<N>>.
Z: orchid, N: skateboard, and S: bean. You press <<N>>.
Z: weed, N: batter, and S: teepee. You press <<N>>.
Z: raspberry, N: eclair, and S: air pump. You press <<S>>.
Z: drum, N: water filter, and S: dice. You press <<S>>.
Z: engine, N: hairdryer, and S: milkshake. You press <<Z>>.
Z: light switch, N: diaper, and S: saxophone. You press <<S>>.
Z: cheeseburger, N: pantyhose, and S: knitting. You press <<Z>>.
Z: viewfinder, N: suitcase, and S: kite. You press <<Z>>.
Z: turbine, N: cup, and S: skin. You press <<S>>.
Z: emerald, N: basketball, and S: koala. You press <<N>>.
Z: boy, N: pinwheel, and S: clothespin. You press <<N>>.
Z: sewing kit, N: donut, and S: silverware. You press <<Z>>.
Z: suspenders, N: treadmill, and S: sloth. You press <<N>>.
Z: cruise ship, N: avocado, and S: tomato sauce. You press <<Z>>.
Z: folder, N: mouth, and S: bubble. You press <<Z>>.
Z: antenna, N: corn, and S: bin. You press <<Z>>.
Z: candy, N: leech, and S: earplug. You press <<Z>>.
Z: shoe polish, N: boat, and S: steamroller. You press <<Z>>.
Z: leek, N: beard, and S: bathmat. You press <<S>>.
Z: knitting, N: pantyhose, and S: cheeseburger. You press <<S>>.
Z: button, N: football helmet, and S: eye patch. You press <<Z>>.
Z: bassoon, N: water bottle, and S: stretcher. You press <<N>>.
Z: barnacle, N: shoulder, and S: shopping cart. You press <<S>>.
Z: bok choy, N: unicycle, and S: ready meal. You press <<N>>.
Z: bongo, N: leech, and S: basketball hoop. You press <<N>>.
Z: vase, N: drumstick, and S: duffel bag. You press <<N>>.
Z: nail clippers, N: sofa bed, and S: blueberry. You press <<S>>.
Z: knee, N: helmet, and S: patch. You press <<Z>>.
Z: shoe, N: beehive, and S: inkwell. You press <<Z>>.
Z: blueberry, N: mold, and S: tomato. You press <<N>>.
Z: water fountain, N: calf, and S: banana. You press <<Z>>.
Z: snowplow, N: cardboard, and S: petal. You press <<Z>>.
Z: keyhole, N: stroller, and S: hanger. You press <<Z>>.
Z: baton, N: bucket, and S: staple. You press <<S>>.
Z: mouthpiece, N: grinder, and S: watch. You press <<Z>>.
Z: sword, N: lamppost, and S: shelf. You press <<S>>.
Z: diamond, N: clipper, and S: statue. You press <<Z>>.
Z: bamboo, N: trumpet, and S: tape recorder. You press <<Z>>.
Z: rooster, N: wasp, and S: loom. You press <<S>>.
Z: refrigerator, N: pickle, and S: cigarette. You press <<N>>.
Z: key, N: mixer, and S: sunflower. You press <<S>>.
Z: footprint, N: coin, and S: ski pole. You press <<Z>>.
Z: confetti, N: magnifying glass, and S: flatiron. You press <<Z>>.
Z: paperweight, N: panther, and S: cotton candy. You press <<N>>.
Z: guacamole, N: blimp, and S: revolver. You press <<Z>>.
Z: tray, N: card, and S: wand. You press <<N>>.
Z: perfume, N: showerhead, and S: poodle. You press <<S>>.
Z: vise, N: garbage truck, and S: chest. You press <<S>>.
Z: sling, N: acorn, and S: exerciser. You press <<N>>.
Z: barrel, N: artichoke, and S: bag. You press <<S>>.
Z: van, N: jalapeno, and S: radiator. You press <<N>>.
Z: rag, N: wagon, and S: toothpick. You press <<Z>>.
Z: marble, N: pumpkin, and S: cassette. You press <<Z>>.
Z: pool table, N: grasshopper, and S: toolbox. You press <<N>>.
Z: bathtub, N: cotton candy, and S: eclair. You press <<Z>>.
Z: coffee pot, N: pants, and S: hood. You press <<Z>>.
Z: punch, N: sock, and S: muff. You press <<Z>>.
Z: dumpling, N: revolving door, and S: hummingbird. You press <<N>>.
Z: shell, N: painting, and S: emerald. You press <<Z>>.
Z: candelabra, N: kitten, and S: handkerchief. You press <<Z>>.
Z: tripod, N: tapestry, and S: cornhusk. You press <<Z>>.
Z: perfume, N: poodle, and S: showerhead. You press <<N>>.
Z: pinwheel, N: trumpet, and S: granite. You press <<Z>>.
Z: bed, N: flag, and S: saffron. You press <<N>>.
Z: bookmark, N: mug, and S: papaya. You press <<S>>.
Z: swab, N: snack, and S: twig. You press <<S>>.
Z: hookah, N: bookshelf, and S: snowball. You press <<S>>.
Z: harp, N: antenna, and S: fire. You press <<S>>.
Z: harmonica, N: bookshelf, and S: sledgehammer. You press <<N>>.
Z: mud, N: feather, and S: cup. You press <<N>>.
Z: riser, N: duckling, and S: toolbox. You press <<N>>.
Z: hamster, N: casserole, and S: triangle. You press <<S>>.
Z: soup, N: statue, and S: scallion. You press <<N>>.
Z: arm, N: windowsill, and S: grill. You press <<Z>>.
Z: rhinoceros, N: napkin ring, and S: leash. You press <<N>>.
Z: candlestick, N: aluminum foil, and S: truck. You press <<Z>>.
Z: sling, N: mattress, and S: bat. You press <<S>>.
Z: pantsuit, N: missile, and S: seafood. You press <<S>>.
Z: pennant, N: potpie, and S: t-shirt. You press <<N>>.
Z: hookah, N: snowball, and S: bookshelf. You press <<N>>.
Z: peanut butter, N: speedboat, and S: cloak. You press <<N>>.
Z: eggnog, N: microscope, and S: turntable. You press <<Z>>.
Z: eyepiece, N: visor, and S: deodorant. You press <<S>>.
Z: duct tape, N: glasses, and S: water fountain. You press <<Z>>.
Z: stethoscope, N: salad, and S: face mask. You press <<N>>.
Z: toga, N: cleat, and S: landmine. You press <<S>>.
Z: raft, N: freezer, and S: blowtorch. You press <<Z>>.
Z: bagel, N: grass, and S: quiche. You press <<N>>.
Z: fencepost, N: chess piece, and S: laptop. You press <<Z>>.
Z: rattle, N: engine, and S: pants. You press <<S>>.
Z: wineglass, N: boy, and S: sauce. You press <<N>>.
Z: trombone, N: vegetable, and S: treadmill. You press <<N>>.
Z: hot chocolate, N: microwave, and S: sonogram. You press <<S>>.
Z: peeler, N: rubber band, and S: blowfish. You press <<S>>.
Z: quad, N: photo booth, and S: fork. You press <<S>>.
Z: bat, N: clock, and S: luggage. You press <<Z>>.
Z: windsock, N: marijuana, and S: home plate. You press <<N>>.
Z: phone booth, N: tostada, and S: ostrich. You press <<Z>>.
Z: ice-cream cone, N: snowboard, and S: cigarette. You press <<N>>.
Z: seagull, N: beanie, and S: chive. You press <<Z>>.
Z: swimsuit, N: raincoat, and S: hail. You press <<S>>.
Z: cleat, N: landmine, and S: toga. You press <<N>>.
Z: scale, N: tablet, and S: chest. You press <<Z>>.