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

O: duck, Z: cigarette holder, and L: chime. You press <<O>>.
O: rose, Z: spacesuit, and L: coffee. You press <<Z>>.
O: racket, Z: duffel bag, and L: ice cube. You press <<L>>.
O: windshield wiper, Z: zucchini, and L: parrot. You press <<Z>>.
O: pinwheel, Z: knee, and L: pine needle. You press <<Z>>.
O: robot, Z: bologna, and L: rain gauge. You press <<Z>>.
O: whip, Z: bonsai, and L: fly. You press <<O>>.
O: polar bear, Z: shoulder, and L: air mattress. You press <<L>>.
O: ship, Z: crane, and L: rust. You press <<L>>.
O: pepper, Z: whisk, and L: racehorse. You press <<L>>.
O: footrest, Z: bra, and L: deer. You press <<L>>.
O: bagel, Z: golf cart, and L: lightbulb. You press <<O>>.
O: mosquito, Z: croissant, and L: veil. You press <<Z>>.
O: scorpion, Z: lectern, and L: filter. You press <<O>>.
O: crepe, Z: skateboard, and L: dog. You press <<Z>>.
O: blackberry, Z: pea, and L: champagne. You press <<L>>.
O: straightjacket, Z: oatmeal, and L: wagon. You press <<Z>>.
O: koala, Z: oilcan, and L: bomb. You press <<O>>.
O: shaving cream, Z: cookie, and L: extinguisher. You press <<Z>>.
O: tulip, Z: playing card, and L: funnel. You press <<O>>.
O: footprint, Z: corkscrew, and L: folder. You press <<L>>.
O: knot, Z: notepad, and L: toy. You press <<L>>.
O: amplifier, Z: goat, and L: mousetrap. You press <<O>>.
O: cauliflower, Z: sponge, and L: pants. You press <<L>>.
O: refrigerator, Z: almond, and L: nut. You press <<O>>.
O: octopus, Z: bike, and L: satellite dish. You press <<O>>.
O: coffee, Z: pizza, and L: almond. You press <<Z>>.
O: filter, Z: dough, and L: plastic film. You press <<O>>.
O: gyroscope, Z: wooden leg, and L: grain. You press <<L>>.
O: handle, Z: outfit, and L: vise. You press <<Z>>.
O: grater, Z: flagpole, and L: sequin. You press <<Z>>.
O: leash, Z: poppy, and L: cheetah. You press <<O>>.
O: bus, Z: octopus, and L: nightshirt. You press <<Z>>.
O: purse, Z: souffle, and L: flagpole. You press <<L>>.
O: bead, Z: donkey, and L: router. You press <<Z>>.
O: skeleton, Z: mulberry, and L: closet. You press <<L>>.
O: rearview mirror, Z: mannequin, and L: arm. You press <<O>>.
O: brake, Z: air mattress, and L: recorder. You press <<Z>>.
O: boulder, Z: tomato sauce, and L: strawberry. You press <<Z>>.
O: shopping basket, Z: manatee, and L: teacup. You press <<O>>.
O: strap, Z: locker, and L: hot-water bottle. You press <<Z>>.
O: forklift, Z: teepee, and L: fireworks. You press <<O>>.
O: hot-water bottle, Z: finger, and L: wasp. You press <<L>>.
O: bracelet, Z: ski, and L: fuse. You press <<Z>>.
O: freezer, Z: bonsai, and L: mint. You press <<O>>.
O: washcloth, Z: mug, and L: overalls. You press <<Z>>.
O: kazoo, Z: backdrop, and L: chainsaw. You press <<Z>>.
O: trapdoor, Z: shaving cream, and L: deer. You press <<L>>.
O: parking meter, Z: skunk, and L: gravel. You press <<Z>>.
O: toilet paper, Z: mast, and L: food processor. You press <<Z>>.
O: toy, Z: chalkboard, and L: lion. You press <<L>>.
O: firewood, Z: pet food, and L: cane. You press <<Z>>.
O: antenna, Z: gyro, and L: bench. You press <<O>>.
O: ostrich, Z: beer, and L: crow. You press <<Z>>.
O: deodorant, Z: rifle, and L: gum. You press <<Z>>.
O: timer, Z: cushion, and L: scraper. You press <<Z>>.
O: chariot, Z: maggot, and L: popcorn. You press <<O>>.
O: knitting needle, Z: bolt, and L: bed. You press <<L>>.
O: sim card, Z: barrel, and L: tree. You press <<L>>.
O: mixer, Z: videogame, and L: boot. You press <<L>>.
O: gumdrop, Z: rabbit, and L: squeegee. You press <<Z>>.
O: pants, Z: keyhole, and L: key. You press <<O>>.
O: soy sauce, Z: loom, and L: rifle. You press <<O>>.
O: sock, Z: footbath, and L: soccer ball. You press <<L>>.
O: lamb chop, Z: aluminum foil, and L: caramel. You press <<L>>.
O: pendulum, Z: shell, and L: machete. You press <<O>>.
O: airboat, Z: rim, and L: shark. You press <<L>>.
O: chihuahua, Z: toothbrush, and L: flagpole. You press <<O>>.
O: cleaver, Z: milkshake, and L: shelf. You press <<Z>>.
O: cheeseburger, Z: exerciser, and L: beer. You press <<Z>>.
O: rag, Z: hot-water bottle, and L: bowling ball. You press <<L>>.
O: light switch, Z: binder, and L: workbench. You press <<L>>.
O: card, Z: lanyard, and L: straightjacket. You press <<O>>.
O: aloe, Z: cordon bleu, and L: cage. You press <<L>>.
O: basketball hoop, Z: cilantro, and L: oatmeal. You press <<O>>.
O: scallop, Z: french fries, and L: binder. You press <<L>>.
O: goblet, Z: rifle, and L: stilt. You press <<L>>.
O: hockey stick, Z: poppy, and L: toga. You press <<O>>.
O: donut, Z: pan, and L: tarantula. You press <<L>>.
O: garbage, Z: saucer, and L: bow. You press <<O>>.
O: sail, Z: tattoo, and L: popsicle. You press <<O>>.
O: camera, Z: shell, and L: swimming pool. You press <<O>>.
O: tank, Z: crystal, and L: birdcage. You press <<Z>>.
O: nacho, Z: skull, and L: iceskate. You press <<Z>>.
O: mousetrap, Z: tray, and L: airbag. You press <<Z>>.
O: pencil, Z: shaker, and L: chime. You press <<Z>>.
O: loom, Z: hay, and L: taxi. You press <<L>>.
O: target, Z: bumper, and L: star fruit. You press <<O>>.
O: leash, Z: chessboard, and L: pineapple. You press <<L>>.
O: tuxedo, Z: fire pit, and L: traffic light. You press <<Z>>.
O: ski pole, Z: button, and L: cummerbund. You press <<O>>.
O: quill, Z: windowsill, and L: patty. You press <<L>>.
O: iceskate, Z: plum, and L: car. You press <<L>>.
O: headrest, Z: gasket, and L: peppermint. You press <<O>>.
O: corsage, Z: ashtray, and L: handprint. You press <<Z>>.
O: biscuit, Z: dish, and L: iceskate. You press <<L>>.
O: ant, Z: pallet, and L: recliner. You press <<O>>.
O: pan, Z: soda, and L: cornbread. You press <<O>>.
O: washing machine, Z: racket, and L: pesto. You press <<L>>.
O: screen, Z: tortellini, and L: chessboard. You press <<Z>>.
O: diskette, Z: flip flop, and L: punch. You press <<Z>>.
O: scaffold, Z: trunk, and L: lightning bug. You press <<L>>.
O: stretcher, Z: pineapple, and L: knee. You press <<Z>>.
O: station wagon, Z: hail, and L: headband. You press <<Z>>.
O: stump, Z: diving board, and L: yoke. You press <<Z>>.
O: rabbit, Z: chime, and L: fencepost. You press <<O>>.
O: hula hoop, Z: sword, and L: microwave. You press <<L>>.
O: shell, Z: locker, and L: stretcher. You press <<O>>.
O: pocket watch, Z: hip, and L: candelabra. You press <<L>>.
O: almond, Z: bib, and L: cd player. You press <<O>>.
O: trumpet, Z: cigarette butt, and L: cracker. You press <<O>>.
O: road sign, Z: lettuce, and L: toucan. You press <<L>>.
O: pulley, Z: teddy bear, and L: crucifix. You press <<Z>>.
O: ice pack, Z: cot, and L: fox. You press <<L>>.
O: dough, Z: syrup, and L: gravy. You press <<O>>.
O: tiramisu, Z: waffle, and L: balloon. You press <<L>>.
O: tennis ball, Z: bandanna, and L: contact lens. You press <<Z>>.
O: tray, Z: washing machine, and L: frisbee. You press <<O>>.
O: game, Z: mistletoe, and L: centerpiece. You press <<O>>.
O: record player, Z: padlock, and L: wine bottle. You press <<L>>.
O: orangutan, Z: triangle, and L: guitar. You press <<O>>.
O: bow, Z: puppet, and L: muffin. You press <<O>>.
O: jeep, Z: donut, and L: taxi. You press <<Z>>.
O: yoke, Z: drink, and L: rag. You press <<Z>>.
O: iguana, Z: slug, and L: slipper. You press <<L>>.
O: hash, Z: gorilla, and L: chalkboard. You press <<Z>>.
O: test tube, Z: straw, and L: playpen. You press <<O>>.
O: flamethrower, Z: shower cap, and L: mushroom. You press <<O>>.
O: mold, Z: tapestry, and L: vent. You press <<Z>>.
O: turkey, Z: toucan, and L: insole. You press <<L>>.
O: crystal, Z: cash register, and L: clasp. You press <<Z>>.
O: ski pole, Z: backscratcher, and L: birdbath. You press <<L>>.
O: charcoal, Z: tank, and L: visor. You press <<L>>.
O: caterpillar, Z: braid, and L: teabag. You press <<L>>.
O: gong, Z: goggles, and L: wasp. You press <<O>>.
O: snake, Z: doorstop, and L: bow. You press <<O>>.
O: gong, Z: rust, and L: bottle. You press <<L>>.
O: hearse, Z: drumstick, and L: baton. You press <<O>>.
O: bracelet, Z: pan, and L: crucifix. You press <<Z>>.
O: ear, Z: dollhouse, and L: piecrust. You press <<Z>>.
O: arm, Z: bandage, and L: lettuce. You press <<L>>.
O: gyroscope, Z: coral, and L: wire cutters. You press <<Z>>.
O: grate, Z: ladle, and L: bean. You press <<L>>.
O: watch, Z: fork, and L: steak. You press <<O>>.
O: drawer, Z: copier, and L: file. You press <<L>>.
O: blackberry, Z: shell, and L: mallet. You press <<L>>.
O: tank, Z: manatee, and L: garlic. You press <<O>>.
O: harmonica, Z: motorcycle, and L: matchbox. You press <<L>>.
O: pedometer, Z: sprouts, and L: bongo. You press <<Z>>.
O: generator, Z: zebra, and L: hippopotamus. You press <<O>>.
O: sonogram, Z: duct tape, and L: wine bottle. You press <<L>>.
O: plug, Z: wrapping paper, and L: oar. You press <<Z>>.
O: straw, Z: doorknob, and L: sorbet. You press <<O>>.
O: meatball, Z: vial, and L: mongoose. You press <<L>>.
O: pigeon, Z: pendulum, and L: saffron. You press <<O>>.
O: hearse, Z: pillbox, and L: toolbox. You press <<O>>.
O: lipstick, Z: hose, and L: flagpole. You press <<Z>>.
O: eggshell, Z: van, and L: ketchup. You press <<Z>>.
O: tray, Z: squirrel, and L: saltshaker. You press <<Z>>.
O: ice cream, Z: swing, and L: cummerbund. You press <<Z>>.
O: nut, Z: fire pit, and L: chicken. You press <<O>>.
O: cornhusk, Z: pearl, and L: sandpaper. You press <<Z>>.
O: landmine, Z: jug, and L: bulletproof vest. You press <<Z>>.
O: net, Z: diaper, and L: fan. You press <<Z>>.
O: eyedropper, Z: french horn, and L: hot tub. You press <<L>>.
O: comb, Z: rearview mirror, and L: golf club. You press <<O>>.
O: weasel, Z: dashboard, and L: shredder. You press <<O>>.
O: wine, Z: breathalyzer, and L: blanket. You press <<Z>>.
O: tarantula, Z: buoy, and L: contact lens. You press <<O>>.
O: lavender, Z: sticker, and L: gem. You press <<Z>>.
O: earring, Z: hummus, and L: mouse. You press <<Z>>.
O: eyepiece, Z: toy, and L: duck. You press <<L>>.
O: latch, Z: mouse, and L: feather. You press <<O>>.
O: hydrant, Z: pitcher, and L: scooter. You press <<L>>.
O: plum, Z: mistletoe, and L: paddle. You press <<L>>.
O: quesadilla, Z: satellite, and L: bagpipe. You press <<O>>.
O: highlighter, Z: leek, and L: eyedropper. You press <<L>>.
O: piano, Z: sailboat, and L: boulder. You press <<O>>.
O: hairpin, Z: duck, and L: watch. You press <<Z>>.
O: crystal, Z: teabag, and L: toy. You press <<Z>>.
O: scooter, Z: turnstile, and L: piglet. You press <<L>>.
O: plastic film, Z: magnifying glass, and L: shears. You press <<Z>>.
O: tarantula, Z: rubber band, and L: cage. You press <<L>>.
O: urinal, Z: face, and L: banjo. You press <<L>>.
O: gopher, Z: staple, and L: food processor. You press <<L>>.
O: hearse, Z: lion, and L: orangutan. You press <<O>>.
O: notebook, Z: creme brulee, and L: uniform. You press <<L>>.
O: brooch, Z: carriage, and L: trident. You press <<O>>.
O: dish, Z: licorice, and L: marker. You press <<L>>.
O: wand, Z: turntable, and L: coffee. You press <<O>>.
O: jeep, Z: paperclip, and L: telephone pole. You press <<O>>.
O: rocking horse, Z: fan, and L: hip. You press <<Z>>.
O: omelet, Z: pole, and L: baseball glove. You press <<O>>.
O: wood, Z: goggles, and L: mast. You press <<Z>>.
O: maple syrup, Z: lime, and L: fireplace. You press <<L>>.
O: aloe, Z: breathalyzer, and L: shower. You press <<O>>.
O: raincoat, Z: spacesuit, and L: watermelon. You press <<L>>.
O: doghouse, Z: toe, and L: tomato sauce. You press <<O>>.
O: card, Z: cinnamon, and L: egg. You press <<Z>>.
O: squirrel, Z: tweezers, and L: seahorse. You press <<Z>>.