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

P: clarinet, O: tee, and Z: exhaust pipe. You press <<Z>>.
P: taxi, O: bag, and Z: bucket. You press <<Z>>.
P: coverall, O: badge, and Z: barrette. You press <<Z>>.
P: roadsweeper, O: cardinal, and Z: mop. You press <<O>>.
P: vegetable, O: globe, and Z: surfboard. You press <<P>>.
P: cheesecake, O: lasagna, and Z: curry. You press <<P>>.
P: goalpost, O: loincloth, and Z: hawk. You press <<Z>>.
P: palette, O: tractor, and Z: camper. You press <<P>>.
P: accordion, O: champagne, and Z: food processor. You press <<P>>.
P: sugar cube, O: hanger, and Z: star fruit. You press <<O>>.
P: handbrake, O: bear, and Z: gravestone. You press <<P>>.
P: bra, O: artichoke, and Z: ostrich. You press <<P>>.
P: workbench, O: urn, and Z: lobster. You press <<Z>>.
P: koala, O: scallion, and Z: prism. You press <<Z>>.
P: seesaw, O: sofa bed, and Z: fan. You press <<P>>.
P: sauerkraut, O: headlamp, and Z: stirrup. You press <<P>>.
P: wrap, O: plastic film, and Z: parsley. You press <<Z>>.
P: bow, O: pocket, and Z: doily. You press <<Z>>.
P: tripod, O: tambourine, and Z: jam. You press <<Z>>.
P: go-kart, O: steering wheel, and Z: hatbox. You press <<P>>.
P: dial, O: quill, and Z: marijuana. You press <<P>>.
P: camcorder, O: bib, and Z: snowman. You press <<O>>.
P: plant, O: bedpan, and Z: cord. You press <<Z>>.
P: screwdriver, O: jacket, and Z: eye. You press <<Z>>.
P: shears, O: keg, and Z: yak. You press <<O>>.
P: mint, O: mascara, and Z: iceskate. You press <<P>>.
P: punching bag, O: bagel, and Z: badge. You press <<O>>.
P: maple syrup, O: puddle, and Z: panda. You press <<Z>>.
P: footprint, O: gun, and Z: bush. You press <<Z>>.
P: chicken, O: mulberry, and Z: ice. You press <<Z>>.
P: station wagon, O: treasure, and Z: seafood. You press <<P>>.
P: roulette wheel, O: tortellini, and Z: magnifier. You press <<O>>.
P: basil, O: cocoon, and Z: bank. You press <<Z>>.
P: moccasin, O: eel, and Z: dip. You press <<O>>.
P: brake, O: dumpster, and Z: ashtray. You press <<Z>>.
P: kettle, O: crumb, and Z: inkwell. You press <<O>>.
P: bat, O: braid, and Z: dandelion. You press <<P>>.
P: submarine, O: cornucopia, and Z: crane. You press <<O>>.
P: stomach, O: peach, and Z: aircraft carrier. You press <<Z>>.
P: mussel, O: oven, and Z: hotplate. You press <<P>>.
P: lamppost, O: latch, and Z: dessert. You press <<Z>>.
P: spark plug, O: trapdoor, and Z: counter. You press <<P>>.
P: gyroscope, O: map, and Z: hay. You press <<Z>>.
P: pepper, O: revolver, and Z: moss. You press <<O>>.
P: puppy, O: motorcycle, and Z: jeans. You press <<P>>.
P: zucchini, O: arrow, and Z: squirt gun. You press <<P>>.
P: hard disk, O: clay, and Z: jewelry. You press <<P>>.
P: charcoal, O: cup, and Z: tiramisu. You press <<P>>.
P: pogo stick, O: octopus, and Z: binder. You press <<P>>.
P: touchpad, O: chip, and Z: ski boots. You press <<Z>>.
P: lanyard, O: ham, and Z: lock. You press <<O>>.
P: mug, O: wedge, and Z: ice-cream cone. You press <<O>>.
P: paint, O: green beans, and Z: pickax. You press <<Z>>.
P: alligator, O: candy bar, and Z: prism. You press <<Z>>.
P: easter egg, O: card, and Z: eye. You press <<O>>.
P: wax paper, O: swing, and Z: wig. You press <<O>>.
P: sorbet, O: microwave, and Z: footrest. You press <<Z>>.
P: dolphin, O: screw, and Z: stilt. You press <<P>>.
P: foot, O: chive, and Z: vacuum. You press <<O>>.
P: carriage, O: mascara, and Z: diamond. You press <<P>>.
P: slot machine, O: puppy, and Z: hummingbird. You press <<P>>.
P: camera lens, O: cardinal, and Z: revolver. You press <<O>>.
P: fishbowl, O: tablet, and Z: stake. You press <<Z>>.
P: dress, O: treasure, and Z: golf cart. You press <<Z>>.
P: trombone, O: pincushion, and Z: puppet. You press <<P>>.
P: spoon, O: target, and Z: headband. You press <<Z>>.
P: ice, O: lion, and Z: flag. You press <<P>>.
P: carriage, O: mascara, and Z: licorice. You press <<Z>>.
P: lemon, O: periscope, and Z: soda. You press <<O>>.
P: mast, O: dough, and Z: hand. You press <<P>>.
P: statue, O: panties, and Z: mousse. You press <<Z>>.
P: grapefruit, O: bowler hat, and Z: dashboard. You press <<P>>.
P: painting, O: knot, and Z: aloe. You press <<O>>.
P: camera lens, O: fountain pen, and Z: cannonball. You press <<P>>.
P: lavender, O: cleaver, and Z: doorknob. You press <<P>>.
P: typewriter, O: stirrup, and Z: heater. You press <<O>>.
P: pinecone, O: boot, and Z: gauge. You press <<Z>>.
P: water filter, O: dough, and Z: loincloth. You press <<Z>>.
P: grille, O: peanut butter, and Z: steamroller. You press <<O>>.
P: fox, O: mitten, and Z: noodle. You press <<Z>>.
P: sledgehammer, O: rust, and Z: radar. You press <<P>>.
P: tape, O: duck, and Z: lamb. You press <<P>>.
P: strawberry, O: pulpit, and Z: forklift. You press <<P>>.
P: paper, O: go-kart, and Z: station wagon. You press <<P>>.
P: cloak, O: goalpost, and Z: almond. You press <<Z>>.
P: dreidel, O: melon, and Z: jelly bean. You press <<P>>.
P: map, O: harmonica, and Z: carousel. You press <<O>>.
P: creme brulee, O: egg, and Z: propeller. You press <<Z>>.
P: icepick, O: creme brulee, and Z: teepee. You press <<Z>>.
P: fondue, O: parachute, and Z: clasp. You press <<P>>.
P: pinwheel, O: duct tape, and Z: confetti. You press <<O>>.
P: frisbee, O: water cooler, and Z: whale. You press <<P>>.
P: wolf, O: filing cabinet, and Z: hot chocolate. You press <<P>>.
P: lasagna, O: bowling ball, and Z: windshield wiper. You press <<Z>>.
P: tattoo, O: rocking chair, and Z: swimsuit. You press <<O>>.
P: throne, O: wall, and Z: checkers. You press <<O>>.
P: turf, O: rust, and Z: hourglass. You press <<Z>>.
P: baklava, O: jukebox, and Z: chessboard. You press <<Z>>.
P: highlighter, O: mulch, and Z: weather vane. You press <<P>>.
P: knee, O: pecan, and Z: barrel. You press <<P>>.
P: pinball, O: lamb chop, and Z: telephone pole. You press <<O>>.
P: polygraph, O: wood, and Z: possum. You press <<P>>.
P: gravestone, O: humvee, and Z: fly. You press <<Z>>.
P: stopwatch, O: horseshoe, and Z: speedboat. You press <<O>>.
P: missile, O: sushi, and Z: meat grinder. You press <<P>>.
P: duct, O: cord, and Z: lightning bug. You press <<Z>>.
P: face mask, O: giraffe, and Z: domino. You press <<O>>.
P: fire hydrant, O: dragonfly, and Z: jump rope. You press <<O>>.
P: skin, O: grille, and Z: home plate. You press <<O>>.
P: jumpsuit, O: copier, and Z: gourd. You press <<Z>>.
P: bedpan, O: pony, and Z: skull. You press <<Z>>.
P: shopping cart, O: chalice, and Z: machine gun. You press <<P>>.
P: ski boots, O: loveseat, and Z: antenna. You press <<P>>.
P: footrest, O: eyepiece, and Z: microwave. You press <<Z>>.
P: glue, O: pitchfork, and Z: centrifuge. You press <<O>>.
P: balance beam, O: kaleidoscope, and Z: cotton candy. You press <<P>>.
P: triangle, O: rust, and Z: sail. You press <<O>>.
P: moose, O: table, and Z: lip gloss. You press <<P>>.
P: spacesuit, O: sandcastle, and Z: breakfast. You press <<O>>.
P: doorknob, O: catfish, and Z: red carpet. You press <<O>>.
P: bark, O: leggings, and Z: grinder. You press <<Z>>.
P: pom-pom, O: lamppost, and Z: hook. You press <<P>>.
P: sunglasses, O: zucchini, and Z: tricycle. You press <<P>>.
P: dice, O: hopscotch, and Z: catfish. You press <<Z>>.
P: microscope, O: paper plate, and Z: spark plug. You press <<O>>.
P: train, O: dog, and Z: boy. You press <<O>>.
P: padlock, O: ginger, and Z: gazelle. You press <<P>>.
P: hot-water bottle, O: bracket, and Z: flagpole. You press <<P>>.
P: papaya, O: spider web, and Z: solar panel. You press <<P>>.
P: leek, O: cane, and Z: grinder. You press <<O>>.
P: rickshaw, O: raft, and Z: sheep. You press <<Z>>.
P: cord, O: trophy, and Z: exerciser. You press <<P>>.
P: powder, O: seahorse, and Z: sunroof. You press <<P>>.
P: dough, O: patch, and Z: cocoon. You press <<O>>.
P: padlock, O: fox, and Z: chopsticks. You press <<P>>.
P: gate, O: jersey, and Z: heater. You press <<Z>>.
P: bee, O: corset, and Z: recliner. You press <<Z>>.
P: spear, O: clothesline, and Z: tomato sauce. You press <<O>>.
P: sparkler, O: bacon, and Z: honey. You press <<P>>.
P: accordion, O: poppy, and Z: punch. You press <<P>>.
P: board game, O: road sign, and Z: coat. You press <<Z>>.
P: footrest, O: cleaver, and Z: bird. You press <<Z>>.
P: awning, O: frame, and Z: computer screen. You press <<P>>.
P: hula hoop, O: nail, and Z: map. You press <<O>>.
P: twig, O: gutter, and Z: bike. You press <<Z>>.
P: sunflower, O: hula hoop, and Z: teepee. You press <<O>>.
P: playing card, O: letter opener, and Z: clipper. You press <<P>>.
P: gyroscope, O: recliner, and Z: seaweed. You press <<Z>>.
P: hummus, O: barbell, and Z: surfboard. You press <<P>>.
P: headband, O: football helmet, and Z: coat. You press <<P>>.
P: coffee, O: snowboard, and Z: car seat. You press <<P>>.
P: crepe, O: lip balm, and Z: warthog. You press <<Z>>.
P: headlight, O: cougar, and Z: sombrero. You press <<Z>>.
P: mulberry, O: coffee filter, and Z: cleaver. You press <<Z>>.
P: walker, O: strainer, and Z: fireworks. You press <<P>>.
P: harp, O: bolt, and Z: rope. You press <<P>>.
P: mop, O: saxophone, and Z: stretcher. You press <<O>>.
P: sticker, O: showerhead, and Z: counter. You press <<P>>.
P: train car, O: chest, and Z: thermostat. You press <<Z>>.
P: urn, O: gurney, and Z: okra. You press <<Z>>.
P: smoothie, O: swing, and Z: fireplace. You press <<O>>.
P: police car, O: hedgehog, and Z: cash machine. You press <<O>>.
P: bok choy, O: doghouse, and Z: pocket. You press <<O>>.
P: router, O: tamale, and Z: waterwheel. You press <<P>>.
P: eggnog, O: anvil, and Z: tadpole. You press <<Z>>.
P: spatula, O: crutch, and Z: streetlight. You press <<P>>.
P: cigar, O: shovel, and Z: dolphin. You press <<Z>>.
P: knife, O: closet, and Z: cheetah. You press <<Z>>.
P: treasure, O: soda, and Z: seagull. You press <<Z>>.
P: eggplant, O: margarita, and Z: pudding. You press <<P>>.
P: quill, O: sequin, and Z: dial. You press <<O>>.
P: elephant, O: earring, and Z: cauliflower. You press <<O>>.
P: veil, O: stake, and Z: hotplate. You press <<P>>.
P: centerpiece, O: whoopee cushion, and Z: wig. You press <<O>>.
P: face, O: egg roll, and Z: ballot box. You press <<P>>.
P: fishhook, O: parachute, and Z: fingerprint. You press <<O>>.
P: bathtub, O: flatiron, and Z: skewer. You press <<O>>.
P: noodle, O: license plate, and Z: trigger. You press <<P>>.
P: chaps, O: showerhead, and Z: inkwell. You press <<O>>.
P: canvas, O: cello, and Z: trident. You press <<P>>.