You will be presented with triplets of objects, which will be assigned to the keys Z, B, and P.
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: kneepad, B: chicken, and P: centrifuge. You press <<B>>.
Z: sauce, B: aquarium, and P: walnut. You press <<B>>.
Z: pocket watch, B: polisher, and P: ladybug. You press <<P>>.
Z: waterwheel, B: lock, and P: rust. You press <<P>>.
Z: exerciser, B: centerpiece, and P: bin. You press <<B>>.
Z: barbed wire, B: lid, and P: bullet. You press <<Z>>.
Z: corn, B: lumber, and P: shoe. You press <<Z>>.
Z: wok, B: banana, and P: punch. You press <<B>>.
Z: raincoat, B: eggbeater, and P: window. You press <<B>>.
Z: drill, B: oven, and P: potato. You press <<Z>>.
Z: fork, B: first-aid kit, and P: hawk. You press <<P>>.
Z: hat, B: piglet, and P: diving board. You press <<P>>.
Z: straw, B: bok choy, and P: tongs. You press <<B>>.
Z: souffle, B: koala, and P: vegetable. You press <<B>>.
Z: candy bar, B: gauge, and P: bag. You press <<B>>.
Z: shuffleboard, B: firetruck, and P: bee. You press <<P>>.
Z: record, B: riser, and P: column. You press <<Z>>.
Z: branch, B: skewer, and P: crumb. You press <<P>>.
Z: coal, B: duct, and P: french fries. You press <<B>>.
Z: urn, B: yak, and P: hammock. You press <<P>>.
Z: rabbit, B: centrifuge, and P: kettle. You press <<Z>>.
Z: bucket, B: tape measure, and P: mantle. You press <<Z>>.
Z: cello, B: headband, and P: screw. You press <<P>>.
Z: banana peel, B: shoe polish, and P: mousse. You press <<B>>.
Z: retainer, B: cake mix, and P: cot. You press <<B>>.
Z: icemaker, B: furnace, and P: poster. You press <<P>>.
Z: wind chimes, B: tumbleweed, and P: birdhouse. You press <<P>>.
Z: spider, B: bumper, and P: duster. You press <<P>>.
Z: bow, B: motorcycle, and P: hummus. You press <<P>>.
Z: hockey stick, B: radio, and P: magnet. You press <<B>>.
Z: seed, B: chaps, and P: floss. You press <<B>>.
Z: rack, B: hook, and P: piano. You press <<B>>.
Z: brake, B: crown, and P: counter. You press <<Z>>.
Z: coffee table, B: matchbox, and P: leek. You press <<P>>.
Z: confetti, B: tapestry, and P: hippopotamus. You press <<P>>.
Z: combination lock, B: swordfish, and P: antenna. You press <<B>>.
Z: hopscotch, B: ginger, and P: bulletproof vest. You press <<P>>.
Z: popsicle, B: airboat, and P: saltshaker. You press <<B>>.
Z: crucifix, B: panties, and P: firetruck. You press <<B>>.
Z: milkshake, B: mailbox, and P: cocoon. You press <<P>>.
Z: scoop, B: casserole, and P: icicle. You press <<P>>.
Z: forklift, B: chalice, and P: giraffe. You press <<B>>.
Z: traffic light, B: granola, and P: raft. You press <<Z>>.
Z: seal, B: coral, and P: tray. You press <<P>>.
Z: dryer, B: caramel, and P: bikini. You press <<Z>>.
Z: whale, B: banana split, and P: squid. You press <<B>>.
Z: stereo, B: torch, and P: parfait. You press <<P>>.
Z: pastry, B: medal, and P: notebook. You press <<B>>.
Z: mousetrap, B: sofa bed, and P: fish. You press <<Z>>.
Z: nacho, B: pogo stick, and P: pan. You press <<Z>>.
Z: faucet, B: sandcastle, and P: baton. You press <<B>>.
Z: rag, B: bubble wrap, and P: duct. You press <<Z>>.
Z: anchor, B: polisher, and P: sunglasses. You press <<Z>>.
Z: coffee table, B: carousel, and P: watermelon. You press <<P>>.
Z: space shuttle, B: recliner, and P: wine. You press <<Z>>.
Z: bun, B: earplug, and P: bowtie. You press <<Z>>.
Z: locker, B: chariot, and P: dragonfly. You press <<Z>>.
Z: starfish, B: tee, and P: music box. You press <<Z>>.
Z: cinnamon, B: dishwashing liquid, and P: wallet. You press <<P>>.
Z: flyswatter, B: nightstand, and P: monkey. You press <<B>>.
Z: cantaloupe, B: sundial, and P: briefcase. You press <<Z>>.
Z: stethoscope, B: saw, and P: submarine. You press <<Z>>.
Z: quiche, B: gyro, and P: penguin. You press <<P>>.
Z: lizard, B: dumpling, and P: boulder. You press <<B>>.
Z: makeup, B: tray, and P: tattoo. You press <<B>>.
Z: basil, B: chandelier, and P: crystal. You press <<B>>.
Z: cookie, B: bassoon, and P: shoe polish. You press <<B>>.
Z: gargoyle, B: canister, and P: flashbulb. You press <<B>>.
Z: wreck, B: turkey, and P: guillotine. You press <<Z>>.
Z: dogfood, B: typewriter, and P: brace. You press <<P>>.
Z: helicopter, B: urinal, and P: baton. You press <<B>>.
Z: seagull, B: bassinet, and P: pulpit. You press <<P>>.
Z: cordon bleu, B: kaleidoscope, and P: possum. You press <<B>>.
Z: hamburger, B: box, and P: garbage. You press <<Z>>.
Z: satellite dish, B: rudder, and P: caviar. You press <<P>>.
Z: coffin, B: shell, and P: breadbox. You press <<B>>.
Z: ruby, B: cruise ship, and P: rattlesnake. You press <<P>>.
Z: strawberry, B: stopwatch, and P: meatball. You press <<B>>.
Z: doghouse, B: cougar, and P: rattlesnake. You press <<Z>>.
Z: bacon, B: fondue, and P: butter. You press <<B>>.
Z: wrench, B: blower, and P: record player. You press <<P>>.
Z: top hat, B: dagger, and P: latte. You press <<P>>.
Z: ink, B: knife, and P: hinge. You press <<B>>.
Z: ferret, B: xylophone, and P: catapult. You press <<Z>>.
Z: luggage, B: pom-pom, and P: coffee filter. You press <<P>>.
Z: loveseat, B: screw, and P: snowsuit. You press <<B>>.
Z: brush, B: face, and P: dandelion. You press <<P>>.
Z: showerhead, B: moth, and P: dryer. You press <<B>>.
Z: espresso, B: aquarium, and P: boulder. You press <<Z>>.
Z: aircraft carrier, B: abacus, and P: bamboo. You press <<Z>>.
Z: guillotine, B: sea urchin, and P: sorbet. You press <<P>>.
Z: koala, B: motherboard, and P: pizza. You press <<B>>.
Z: girl, B: boomerang, and P: costume. You press <<B>>.
Z: javelin, B: sparkler, and P: slide. You press <<P>>.
Z: zipper, B: chalk, and P: grapevine. You press <<P>>.
Z: sardine, B: mantle, and P: crib. You press <<Z>>.
Z: jeep, B: badge, and P: prune. You press <<Z>>.
Z: pill, B: star fruit, and P: water cooler. You press <<B>>.
Z: plunger, B: stem, and P: red carpet. You press <<P>>.
Z: birdhouse, B: sledgehammer, and P: coin. You press <<P>>.
Z: smoke alarm, B: pocketknife, and P: chaps. You press <<Z>>.
Z: flip flop, B: domino, and P: stiletto. You press <<B>>.
Z: chest, B: plastic film, and P: washing machine. You press <<B>>.
Z: kite, B: sequin, and P: coleslaw. You press <<P>>.
Z: parrot, B: toolbox, and P: stove. You press <<Z>>.
Z: collar, B: mixer, and P: crab. You press <<B>>.
Z: lectern, B: mole, and P: pliers. You press <<B>>.
Z: trampoline, B: baseball bat, and P: tablecloth. You press <<P>>.
Z: veil, B: tortellini, and P: celery. You press <<Z>>.
Z: reel, B: moccasin, and P: garlic. You press <<Z>>.
Z: ticktacktoe, B: camera, and P: lock. You press <<Z>>.
Z: bagel, B: drain, and P: mint. You press <<B>>.
Z: anteater, B: backdrop, and P: coyote. You press <<B>>.
Z: splinter, B: aloe, and P: mashed potato. You press <<P>>.
Z: dog, B: police car, and P: snow. You press <<P>>.
Z: mold, B: hairnet, and P: goggles. You press <<Z>>.
Z: bone, B: tube top, and P: first-aid kit. You press <<B>>.
Z: tomato, B: marmalade, and P: zucchini. You press <<B>>.
Z: gingerbread man, B: tuning fork, and P: squirrel. You press <<B>>.
Z: speedometer, B: hinge, and P: weed. You press <<P>>.
Z: beaker, B: switch, and P: collar. You press <<P>>.
Z: banana, B: bonsai, and P: stilt. You press <<Z>>.
Z: racket, B: mallet, and P: eye. You press <<P>>.
Z: octopus, B: gutter, and P: cake mix. You press <<B>>.
Z: dynamite, B: thimble, and P: magnet. You press <<B>>.
Z: gear, B: sombrero, and P: frisbee. You press <<Z>>.
Z: horseshoe, B: otter, and P: pill. You press <<P>>.
Z: flipper, B: bolo tie, and P: butterfly. You press <<P>>.
Z: ironing board, B: cornucopia, and P: penholder. You press <<B>>.
Z: brownie, B: lunchbox, and P: pencil. You press <<Z>>.
Z: laser pointer, B: rosary, and P: log. You press <<P>>.
Z: cheeseburger, B: cuckoo clock, and P: tambourine. You press <<Z>>.
Z: tapestry, B: vent, and P: mongoose. You press <<B>>.
Z: can opener, B: bottle, and P: tank. You press <<P>>.
Z: cheesecake, B: towel rack, and P: coral. You press <<Z>>.
Z: pug, B: strap, and P: gourd. You press <<P>>.
Z: tick, B: sonogram, and P: timer. You press <<P>>.
Z: noisemaker, B: tablecloth, and P: videocassette. You press <<P>>.
Z: milkshake, B: coffee, and P: traffic light. You press <<P>>.
Z: groundhog, B: amplifier, and P: flagpole. You press <<Z>>.
Z: crystal, B: pothole, and P: revolving door. You press <<Z>>.
Z: aloe, B: projector, and P: man. You press <<B>>.
Z: rope, B: piecrust, and P: corn. You press <<Z>>.
Z: trigger, B: cow, and P: metal detector. You press <<B>>.
Z: crow, B: grain, and P: birthday cake. You press <<P>>.
Z: clock, B: headlight, and P: dice. You press <<P>>.
Z: diving board, B: compost, and P: fan. You press <<Z>>.
Z: spout, B: cord, and P: light switch. You press <<Z>>.
Z: rose, B: rhubarb, and P: kaleidoscope. You press <<B>>.
Z: blazer, B: fence, and P: quesadilla. You press <<P>>.
Z: gingerbread man, B: music box, and P: dandelion. You press <<P>>.
Z: banana peel, B: berry, and P: soy sauce. You press <<Z>>.
Z: hot tub, B: baton, and P: water heater. You press <<B>>.
Z: stockings, B: wedding cake, and P: cream. You press <<B>>.
Z: hopscotch, B: parking meter, and P: cotton candy. You press <<P>>.
Z: paper towel, B: teacup, and P: leg. You press <<P>>.
Z: chin, B: bee, and P: gyroscope. You press <<P>>.
Z: hatbox, B: gondola, and P: boomerang. You press <<Z>>.
Z: rug, B: slide, and P: scuba. You press <<P>>.
Z: spatula, B: green beans, and P: goose. You press <<P>>.
Z: curb, B: sheet, and P: sewing kit. You press <<Z>>.
Z: chips, B: gutter, and P: puppy. You press <<B>>.
Z: sling, B: shopping basket, and P: hair. You press <<B>>.
Z: block, B: mousse, and P: lipstick. You press <<Z>>.
Z: clipper, B: boxing gloves, and P: scooter. You press <<P>>.
Z: noisemaker, B: grape, and P: corkscrew. You press <<Z>>.
Z: uniform, B: scone, and P: meat grinder. You press <<Z>>.
Z: denture, B: duck, and P: birdbath. You press <<Z>>.
Z: dishrag, B: asparagus, and P: patty. You press <<Z>>.
Z: stamp, B: spider web, and P: glass. You press <<B>>.
Z: root, B: squirrel, and P: gourd. You press <<B>>.
Z: rock, B: okra, and P: lock. You press <<P>>.
Z: souffle, B: shield, and P: pedometer. You press <<B>>.
Z: sweater, B: barnacle, and P: shoehorn. You press <<B>>.
Z: guitar, B: clothesline, and P: toothbrush. You press <<Z>>.
Z: lifesaver, B: gumdrop, and P: ice. You press <<Z>>.
Z: hammer, B: grapefruit, and P: cot. You press <<B>>.
Z: anchor, B: peacock, and P: refrigerator. You press <<B>>.
Z: cobra, B: honey, and P: scale. You press <<Z>>.
Z: cot, B: shears, and P: coffeemaker. You press <<P>>.
Z: leaf, B: boar, and P: wand. You press <<Z>>.
Z: centerpiece, B: footbath, and P: dollhouse. You press <<P>>.
Z: headdress, B: tape, and P: screw. You press <<B>>.
Z: croissant, B: vacuum, and P: cash register. You press <<Z>>.
Z: fly, B: gasket, and P: mulch. You press <<B>>.
Z: basil, B: bow, and P: chicken. You press <<B>>.
Z: touchpad, B: propeller, and P: hammer. You press <<Z>>.
Z: ladybug, B: pillbox, and P: taffy. You press <<Z>>.
Z: chicken, B: yacht, and P: helicopter. You press <<Z>>.
Z: sidecar, B: cabinet, and P: parachute. You press <<B>>.
Z: bin, B: scraper, and P: bread. You press <<Z>>.
Z: paperclip, B: cable, and P: poinsettia. You press <<P>>.
Z: vulture, B: board game, and P: snowman. You press <<B>>.
Z: mannequin, B: lipstick, and P: snowball. You press <<P>>.
Z: bracket, B: sewing machine, and P: clove. You press <<P>>.
Z: mailbox, B: shaker, and P: rain gauge. You press <<Z>>.
Z: wall, B: plant, and P: wrench. You press <<P>>.
Z: artichoke, B: shawl, and P: uniform. You press <<Z>>.
Z: dishwasher, B: coral, and P: applesauce. You press <<B>>.
Z: beard, B: speedboat, and P: jeep. You press <<Z>>.
Z: webcam, B: stereo, and P: revolving door. You press <<P>>.
Z: stove, B: headset, and P: chin. You press <<Z>>.
Z: snowmobile, B: ladder, and P: butter. You press <<B>>.
Z: soy sauce, B: shutter, and P: fire alarm. You press <<Z>>.
Z: beer, B: paper, and P: red carpet. You press <<B>>.
Z: palm tree, B: calamari, and P: radish. You press <<Z>>.
Z: walnut, B: creme brulee, and P: space shuttle. You press <<P>>.
Z: nail polish, B: bush, and P: fire hydrant. You press <<Z>>.
Z: hearse, B: tongue, and P: stapler. You press <<B>>.
Z: yo-yo, B: footprint, and P: bubble wrap. You press <<P>>.
Z: whale, B: bathrobe, and P: blouse. You press <<Z>>.
Z: braid, B: crumb, and P: tank. You press <<B>>.
Z: gear, B: windshield wiper, and P: stool. You press <<Z>>.
Z: lifesaver, B: jump rope, and P: potholder. You press <<P>>.
Z: gearshift, B: touchpad, and P: coffeemaker. You press <<P>>.
Z: television, B: bulletin board, and P: envelope. You press <<P>>.
Z: charger, B: hedgehog, and P: ham. You press <<Z>>.
Z: juicer, B: cougar, and P: turtleneck. You press <<Z>>.
Z: chute, B: chopsticks, and P: highlighter. You press <<Z>>.
Z: triangle, B: garbage, and P: skin. You press <<B>>.