You will be presented with triplets of objects, which will be assigned to the keys Z, F, and N.
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: rat, F: stockings, and N: chest. You press <<N>>.
Z: wax paper, F: briefcase, and N: duck. You press <<N>>.
Z: videogame, F: stereo, and N: yolk. You press <<N>>.
Z: underwear, F: bell pepper, and N: badger. You press <<Z>>.
Z: branch, F: yo-yo, and N: aircraft carrier. You press <<Z>>.
Z: centrifuge, F: icepick, and N: coverall. You press <<Z>>.
Z: denture, F: breadbox, and N: stroller. You press <<F>>.
Z: lectern, F: yolk, and N: chain. You press <<F>>.
Z: mashed potato, F: headlamp, and N: puffin. You press <<Z>>.
Z: cushion, F: blackberry, and N: squirrel. You press <<Z>>.
Z: whistle, F: magnifier, and N: brush. You press <<F>>.
Z: walrus, F: school bus, and N: chicken wire. You press <<Z>>.
Z: souffle, F: gurney, and N: corkscrew. You press <<F>>.
Z: onion, F: bull, and N: boar. You press <<Z>>.
Z: panther, F: asparagus, and N: chisel. You press <<N>>.
Z: shovel, F: scarecrow, and N: okra. You press <<N>>.
Z: buffet, F: window, and N: doorknocker. You press <<Z>>.
Z: plunger, F: espresso, and N: towel. You press <<F>>.
Z: duffel bag, F: guillotine, and N: tuxedo. You press <<F>>.
Z: whoopee cushion, F: sarcophagus, and N: mitten. You press <<Z>>.
Z: whale, F: shirt, and N: pocketknife. You press <<Z>>.
Z: kimono, F: bottle opener, and N: champagne. You press <<Z>>.
Z: vial, F: snowmobile, and N: crystal. You press <<Z>>.
Z: windshield, F: playpen, and N: statue. You press <<Z>>.
Z: cocktail, F: ribbon, and N: record player. You press <<N>>.
Z: credit card, F: handcuff, and N: lumber. You press <<N>>.
Z: stick, F: handbrake, and N: ship. You press <<F>>.
Z: pug, F: iguana, and N: keg. You press <<N>>.
Z: pepper mill, F: doormat, and N: airboat. You press <<F>>.
Z: coat rack, F: air conditioner, and N: pen. You press <<F>>.
Z: headrest, F: wolf, and N: paperweight. You press <<F>>.
Z: lunchbox, F: fan, and N: incubator. You press <<Z>>.
Z: sprinkler, F: charcoal, and N: aloe. You press <<F>>.
Z: fire, F: lion, and N: coffeemaker. You press <<N>>.
Z: scraper, F: otter, and N: snack. You press <<Z>>.
Z: cd player, F: broccoli, and N: barnacle. You press <<Z>>.
Z: sandbox, F: wire cutters, and N: paperclip. You press <<Z>>.
Z: earwig, F: appetizer, and N: arch. You press <<N>>.
Z: mouse, F: grasshopper, and N: duct tape. You press <<F>>.
Z: pothole, F: peppermint, and N: croissant. You press <<Z>>.
Z: doorknob, F: rocket, and N: chest. You press <<F>>.
Z: kale, F: teabag, and N: bathrobe. You press <<N>>.
Z: meerkat, F: chicken wire, and N: broccoli. You press <<F>>.
Z: stapler, F: sandbox, and N: stirrup. You press <<F>>.
Z: recorder, F: peanut, and N: skull. You press <<F>>.
Z: staple gun, F: chalice, and N: mat. You press <<F>>.
Z: icicle, F: peach, and N: hairdryer. You press <<N>>.
Z: bead, F: bazooka, and N: viewfinder. You press <<Z>>.
Z: penguin, F: train set, and N: chin. You press <<F>>.
Z: pole, F: wire cutters, and N: dishwasher. You press <<N>>.
Z: dogfood, F: grits, and N: banana. You press <<Z>>.
Z: flan, F: playing card, and N: swing. You press <<Z>>.
Z: tulip, F: shaving cream, and N: lab coat. You press <<N>>.
Z: bouquet, F: biscuit, and N: macaroni. You press <<Z>>.
Z: dice, F: photo booth, and N: vent. You press <<F>>.
Z: cushion, F: bracket, and N: sled. You press <<N>>.
Z: lipstick, F: graffiti, and N: battery. You press <<F>>.
Z: totem pole, F: wheelchair, and N: grass. You press <<F>>.
Z: scooter, F: stained glass, and N: drink. You press <<Z>>.
Z: boat, F: guitar, and N: alpaca. You press <<N>>.
Z: pistachio, F: straw, and N: blower. You press <<N>>.
Z: petri dish, F: hamster, and N: gumball. You press <<Z>>.
Z: pocketknife, F: tripod, and N: hearse. You press <<F>>.
Z: egg roll, F: spoon, and N: chalice. You press <<Z>>.
Z: mosquito, F: bag, and N: wolf. You press <<F>>.
Z: artichoke, F: chimney, and N: duck. You press <<F>>.
Z: ferry, F: bullet, and N: manatee. You press <<N>>.
Z: mouthpiece, F: weed, and N: speedboat. You press <<F>>.
Z: tarp, F: metal detector, and N: curb. You press <<F>>.
Z: wolf, F: crowbar, and N: floss. You press <<Z>>.
Z: pedometer, F: turban, and N: crouton. You press <<Z>>.
Z: mailbox, F: anvil, and N: dagger. You press <<Z>>.
Z: grinder, F: compost, and N: towel. You press <<N>>.
Z: batter, F: perfume, and N: makeup. You press <<Z>>.
Z: quill, F: jewel, and N: locket. You press <<Z>>.
Z: place mat, F: boxer shorts, and N: scone. You press <<N>>.
Z: crate, F: knee, and N: tooth. You press <<Z>>.
Z: strap, F: crown, and N: grass. You press <<N>>.
Z: panda, F: wheel, and N: ramp. You press <<Z>>.
Z: peeler, F: fishhook, and N: comb. You press <<N>>.
Z: lamppost, F: air pump, and N: chessboard. You press <<N>>.
Z: sail, F: spaghetti, and N: bumper. You press <<F>>.
Z: cake mix, F: gear, and N: syrup. You press <<F>>.
Z: bagel, F: garbage, and N: hat. You press <<Z>>.
Z: locker, F: firetruck, and N: gravel. You press <<N>>.
Z: hinge, F: raft, and N: clothespin. You press <<F>>.
Z: meat, F: coil, and N: wallpaper. You press <<Z>>.
Z: beet, F: bongo, and N: headphones. You press <<Z>>.
Z: mullet, F: board game, and N: chime. You press <<Z>>.
Z: fungus, F: bowling ball, and N: gramophone. You press <<Z>>.
Z: corn, F: gate, and N: hamster. You press <<F>>.
Z: dishwasher, F: gopher, and N: hockey stick. You press <<F>>.
Z: firetruck, F: headband, and N: scarf. You press <<Z>>.
Z: milk, F: sugar cube, and N: stew. You press <<N>>.
Z: lab coat, F: lock, and N: brussels sprouts. You press <<N>>.
Z: taffy, F: pen, and N: roadsweeper. You press <<F>>.
Z: sticker, F: camera, and N: hairpin. You press <<F>>.
Z: earring, F: baton, and N: arch. You press <<Z>>.
Z: bull, F: oilcan, and N: shuffleboard. You press <<Z>>.
Z: chimney, F: scooter, and N: torso. You press <<N>>.
Z: bolt, F: suit, and N: face mask. You press <<Z>>.
Z: licorice, F: rhubarb, and N: crumb. You press <<Z>>.
Z: oatmeal, F: chick, and N: valve. You press <<N>>.
Z: knob, F: lemonade, and N: corkscrew. You press <<F>>.
Z: mold, F: ram, and N: pajamas. You press <<Z>>.
Z: firewood, F: pie, and N: grape. You press <<Z>>.
Z: juice, F: riser, and N: sequin. You press <<Z>>.
Z: rosary, F: meat, and N: cat. You press <<Z>>.
Z: car, F: bacon, and N: raincoat. You press <<F>>.
Z: caterpillar, F: police car, and N: dishwashing liquid. You press <<Z>>.
Z: hockey stick, F: icicle, and N: whiteboard. You press <<N>>.
Z: dial, F: pennant, and N: popcorn. You press <<Z>>.
Z: printer, F: xylophone, and N: hook. You press <<Z>>.
Z: pearl, F: pantyhose, and N: grill. You press <<N>>.
Z: bacon, F: diaper, and N: anklet. You press <<F>>.
Z: pea, F: motorcycle, and N: powder. You press <<F>>.
Z: groundhog, F: rat, and N: boomerang. You press <<N>>.
Z: amber, F: copier, and N: drill. You press <<Z>>.
Z: backgammon, F: tricycle, and N: canister. You press <<N>>.
Z: praying mantis, F: birdhouse, and N: porcupine. You press <<F>>.
Z: lightning bug, F: mistletoe, and N: straightjacket. You press <<N>>.
Z: beanie, F: timer, and N: barcode. You press <<Z>>.
Z: snowshoe, F: ice cream, and N: baton. You press <<N>>.
Z: razor blade, F: snowshoe, and N: fudge. You press <<Z>>.
Z: ukulele, F: wok, and N: gyroscope. You press <<Z>>.
Z: gyro, F: appetizer, and N: grate. You press <<N>>.
Z: pocket watch, F: ivy, and N: exhaust pipe. You press <<F>>.
Z: revolver, F: pudding, and N: triangle. You press <<F>>.
Z: soda fountain, F: pin, and N: humvee. You press <<N>>.
Z: gum, F: sink, and N: dashboard. You press <<Z>>.
Z: mosquito net, F: sim card, and N: jackhammer. You press <<Z>>.
Z: omelet, F: starfish, and N: first-aid kit. You press <<F>>.
Z: rhubarb, F: lettuce, and N: bark. You press <<N>>.
Z: firewood, F: couch, and N: shoe polish. You press <<N>>.
Z: paper plate, F: enchilada, and N: ice cube. You press <<F>>.
Z: bin, F: frisbee, and N: shaving cream. You press <<N>>.
Z: microphone, F: eggshell, and N: footprint. You press <<F>>.
Z: broccoli, F: cow, and N: modem. You press <<N>>.
Z: gyroscope, F: spacesuit, and N: ski pole. You press <<Z>>.
Z: tee, F: paintbrush, and N: place mat. You press <<Z>>.
Z: crib, F: cot, and N: grits. You press <<N>>.
Z: clothesline, F: paper bag, and N: stew. You press <<N>>.
Z: ferris wheel, F: sorbet, and N: bear. You press <<Z>>.
Z: cereal, F: stew, and N: dashboard. You press <<N>>.
Z: chisel, F: humvee, and N: almond. You press <<N>>.
Z: plaster cast, F: nutcracker, and N: bee. You press <<F>>.
Z: slug, F: flan, and N: baton. You press <<N>>.
Z: stalagmite, F: cable, and N: ear. You press <<F>>.
Z: sifter, F: joystick, and N: cot. You press <<N>>.
Z: film, F: fern, and N: yolk. You press <<Z>>.
Z: navel, F: footprint, and N: ice-cream cone. You press <<N>>.
Z: bike, F: hamster, and N: hovercraft. You press <<F>>.
Z: pulley, F: yak, and N: crossbow. You press <<F>>.
Z: tortellini, F: radio, and N: flamethrower. You press <<Z>>.
Z: comic book, F: rattle, and N: creme brulee. You press <<N>>.
Z: plaster cast, F: insole, and N: landmine. You press <<N>>.
Z: baton, F: gum, and N: laptop. You press <<F>>.
Z: kayak, F: oar, and N: bin. You press <<N>>.
Z: tape, F: ruler, and N: videogame. You press <<N>>.
Z: peeler, F: chip, and N: otter. You press <<N>>.
Z: pipe, F: clipper, and N: caviar. You press <<Z>>.
Z: mat, F: cotton candy, and N: hippopotamus. You press <<Z>>.
Z: sparkler, F: bandage, and N: wrapping paper. You press <<F>>.
Z: sausage, F: poinsettia, and N: ski. You press <<Z>>.
Z: petal, F: clover, and N: sonogram. You press <<N>>.
Z: airboat, F: binder, and N: baton. You press <<Z>>.
Z: test tube, F: pea, and N: crayon. You press <<F>>.
Z: cucumber, F: starfish, and N: cream cheese. You press <<F>>.
Z: sheath, F: traffic light, and N: aquarium. You press <<N>>.
Z: dip, F: magnet, and N: confetti. You press <<F>>.
Z: gumball, F: camera, and N: banner. You press <<N>>.
Z: tank, F: footbath, and N: paper bag. You press <<F>>.
Z: berry, F: banana split, and N: swimming pool. You press <<N>>.
Z: duffel bag, F: sweet potato, and N: kitten. You press <<Z>>.
Z: batter, F: dalmatian, and N: grill. You press <<F>>.
Z: eraser, F: wetsuit, and N: rain gauge. You press <<Z>>.
Z: blender, F: bull, and N: grater. You press <<F>>.
Z: eggbeater, F: stapler, and N: screen. You press <<N>>.
Z: cauliflower, F: hairbrush, and N: windshield. You press <<Z>>.
Z: taco, F: bus, and N: meatloaf. You press <<F>>.
Z: horseshoe, F: turban, and N: bulletin board. You press <<Z>>.
Z: emerald, F: sewing machine, and N: trigger. You press <<Z>>.
Z: face mask, F: dynamite, and N: cake mix. You press <<N>>.
Z: cracker, F: grate, and N: calzone. You press <<F>>.
Z: rubber band, F: easel, and N: bulletin board. You press <<Z>>.
Z: vacuum, F: corsage, and N: bobsled. You press <<F>>.
Z: stapler, F: jetski, and N: hyena. You press <<N>>.
Z: shower, F: pennant, and N: pomegranate. You press <<N>>.
Z: mailbox, F: coyote, and N: banjo. You press <<F>>.
Z: bracelet, F: banana peel, and N: outfit. You press <<F>>.
Z: omelet, F: macaroni, and N: letter opener. You press <<N>>.
Z: dragonfly, F: map, and N: ginger. You press <<F>>.
Z: dumpling, F: crate, and N: tractor. You press <<Z>>.
Z: book, F: envelope, and N: webcam. You press <<N>>.
Z: whistle, F: board game, and N: cherry. You press <<N>>.
Z: bikini, F: roll, and N: cd player. You press <<N>>.
Z: bow, F: pasta, and N: wallpaper. You press <<F>>.
Z: leg, F: hairdryer, and N: photo booth. You press <<F>>.
Z: lava, F: punch, and N: clover. You press <<Z>>.
Z: buffet, F: birthday cake, and N: ice pack. You press <<F>>.
Z: binder, F: doghouse, and N: robot. You press <<N>>.
Z: chin, F: coal, and N: cummerbund. You press <<F>>.
Z: puffin, F: matchbox, and N: air pump. You press <<Z>>.
Z: duct tape, F: rice, and N: buoy. You press <<F>>.
Z: traffic light, F: hoe, and N: rocket. You press <<F>>.
Z: dessert, F: dough, and N: chick. You press <<N>>.
Z: meat grinder, F: orangutan, and N: lemonade. You press <<F>>.
Z: wick, F: toad, and N: glue. You press <<F>>.
Z: pug, F: strawberry, and N: hook. You press <<N>>.
Z: mast, F: brass knuckles, and N: banana. You press <<N>>.
Z: cherry, F: shield, and N: patty. You press <<F>>.
Z: candle, F: notebook, and N: eel. You press <<N>>.
Z: ukulele, F: weed, and N: drain. You press <<F>>.
Z: nightshirt, F: cow, and N: dip. You press <<N>>.
Z: spear, F: music box, and N: revolving door. You press <<Z>>.
Z: horseshoe, F: gun, and N: chinchilla. You press <<N>>.
Z: foam, F: hairnet, and N: speedometer. You press <<N>>.
Z: sweater, F: potato, and N: snowboard. You press <<F>>.
Z: mashed potato, F: webcam, and N: scraper. You press <<Z>>.
Z: lion, F: parking meter, and N: soy sauce. You press <<N>>.