You will be presented with triplets of objects, which will be assigned to the keys Z, F, 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: watch, F: filter, and S: fox. You press <<S>>.
Z: bumper, F: breathalyzer, and S: porcupine. You press <<S>>.
Z: pearl, F: tarp, and S: toothpick. You press <<F>>.
Z: gopher, F: sunroof, and S: goblet. You press <<Z>>.
Z: mailbox, F: cow, and S: waterwheel. You press <<F>>.
Z: stem, F: butterfly, and S: pencil. You press <<S>>.
Z: costume, F: wax paper, and S: fruit. You press <<Z>>.
Z: apple tree, F: clasp, and S: guacamole. You press <<F>>.
Z: wind chimes, F: feather, and S: soccer ball. You press <<S>>.
Z: seal, F: bulletin board, and S: noose. You press <<Z>>.
Z: pencil sharpener, F: cuckoo clock, and S: mud. You press <<S>>.
Z: taco, F: knitting, and S: scrabble. You press <<S>>.
Z: macadamia, F: hamburger, and S: parrot. You press <<S>>.
Z: glass, F: pacifier, and S: home plate. You press <<S>>.
Z: robot, F: snowsuit, and S: paddle. You press <<F>>.
Z: berry, F: jam, and S: painting. You press <<S>>.
Z: sequin, F: fig, and S: bead. You press <<F>>.
Z: wig, F: saltshaker, and S: wrapping paper. You press <<S>>.
Z: barcode, F: sea urchin, and S: domino. You press <<F>>.
Z: scorpion, F: pencil sharpener, and S: gasket. You press <<F>>.
Z: confetti, F: wand, and S: pomegranate. You press <<F>>.
Z: macadamia, F: guardrail, and S: coffee bean. You press <<F>>.
Z: calf, F: vase, and S: pen. You press <<Z>>.
Z: seatbelt, F: porcupine, and S: shoe. You press <<F>>.
Z: drain, F: cocktail, and S: dolly. You press <<F>>.
Z: owl, F: icemaker, and S: airboat. You press <<Z>>.
Z: soy sauce, F: corn, and S: cupcake. You press <<Z>>.
Z: mantle, F: cocoon, and S: goldfish. You press <<Z>>.
Z: chive, F: coaster, and S: blueberry. You press <<F>>.
Z: walrus, F: trapdoor, and S: dolly. You press <<Z>>.
Z: robe, F: moccasin, and S: modem. You press <<S>>.
Z: brake, F: pig, and S: fig. You press <<Z>>.
Z: beet, F: kangaroo, and S: handcuff. You press <<S>>.
Z: cereal, F: stamp, and S: kale. You press <<F>>.
Z: limousine, F: pelican, and S: syrup. You press <<Z>>.
Z: christmas tree, F: syringe, and S: tackle. You press <<F>>.
Z: gum, F: rice, and S: kayak. You press <<S>>.
Z: cocoon, F: bathrobe, and S: rock. You press <<S>>.
Z: cake, F: wick, and S: teepee. You press <<S>>.
Z: briefcase, F: soda fountain, and S: log. You press <<S>>.
Z: wig, F: bush, and S: valve. You press <<F>>.
Z: lime, F: patty, and S: bubble. You press <<Z>>.
Z: switch, F: denture, and S: figurine. You press <<Z>>.
Z: needle, F: tattoo, and S: roller coaster. You press <<Z>>.
Z: emerald, F: goalpost, and S: needle. You press <<S>>.
Z: prism, F: tiger, and S: corn. You press <<Z>>.
Z: stiletto, F: fondue, and S: spam. You press <<Z>>.
Z: swordfish, F: pickax, and S: whisk. You press <<S>>.
Z: jack, F: jeans, and S: juice. You press <<Z>>.
Z: solar panel, F: domino, and S: urinal. You press <<S>>.
Z: hatchet, F: splinter, and S: breathalyzer. You press <<S>>.
Z: cupcake, F: crumb, and S: polisher. You press <<S>>.
Z: cleaver, F: pajamas, and S: whip. You press <<F>>.
Z: filter, F: snack, and S: mask. You press <<F>>.
Z: camper, F: lab coat, and S: float. You press <<S>>.
Z: stockings, F: garlic, and S: beaker. You press <<F>>.
Z: dragonfly, F: pipe, and S: ham. You press <<F>>.
Z: knitting, F: chess piece, and S: graffiti. You press <<F>>.
Z: goat, F: sushi, and S: mustard. You press <<Z>>.
Z: beaver, F: poker, and S: mascara. You press <<Z>>.
Z: splinter, F: tupperware, and S: carrot. You press <<F>>.
Z: mulberry, F: spark plug, and S: rubber band. You press <<Z>>.
Z: exerciser, F: stockings, and S: gourd. You press <<S>>.
Z: outfit, F: stiletto, and S: dress. You press <<S>>.
Z: bread, F: toy, and S: eyeliner. You press <<Z>>.
Z: fox, F: fishhook, and S: slicer. You press <<Z>>.
Z: zucchini, F: tuxedo, and S: caviar. You press <<F>>.
Z: salad, F: volleyball, and S: abacus. You press <<Z>>.
Z: mallet, F: stereo, and S: keg. You press <<Z>>.
Z: briefcase, F: pajamas, and S: ticktacktoe. You press <<Z>>.
Z: grater, F: baton, and S: coat. You press <<S>>.
Z: cigarette butt, F: hatchet, and S: honeycomb. You press <<Z>>.
Z: centrifuge, F: printer, and S: necklace. You press <<S>>.
Z: toothpick, F: razor, and S: cassette. You press <<S>>.
Z: satellite dish, F: triangle, and S: ravioli. You press <<S>>.
Z: pepper, F: clothes, and S: crayfish. You press <<F>>.
Z: wine, F: clipper, and S: cash register. You press <<Z>>.
Z: shower curtain, F: ratchet, and S: spout. You press <<F>>.
Z: hedge, F: scalpel, and S: punch. You press <<S>>.
Z: squeegee, F: combination lock, and S: kneepad. You press <<F>>.
Z: granola, F: elephant, and S: helicopter. You press <<S>>.
Z: binoculars, F: gum, and S: coffee bean. You press <<Z>>.
Z: gauge, F: straightjacket, and S: baklava. You press <<S>>.
Z: duckling, F: dumpling, and S: tomato. You press <<Z>>.
Z: bow, F: slime, and S: walnut. You press <<S>>.
Z: calf, F: costume, and S: coaster. You press <<F>>.
Z: quesadilla, F: bonnet, and S: burner. You press <<F>>.
Z: leggings, F: cinnamon, and S: ship. You press <<S>>.
Z: flask, F: fountain pen, and S: saltshaker. You press <<F>>.
Z: charcoal, F: coat, and S: camera. You press <<S>>.
Z: barbell, F: creme brulee, and S: ice cube. You press <<Z>>.
Z: calzone, F: egg roll, and S: leaf. You press <<S>>.
Z: pencil sharpener, F: handlebar, and S: jumpsuit. You press <<Z>>.
Z: plastic film, F: beaver, and S: stir fry. You press <<F>>.
Z: guitar, F: hook, and S: turtleneck. You press <<S>>.
Z: boat, F: flask, and S: tuxedo. You press <<Z>>.
Z: rope, F: hairpin, and S: jet. You press <<F>>.
Z: machine gun, F: trigger, and S: mint. You press <<S>>.
Z: metal detector, F: airboat, and S: overalls. You press <<S>>.
Z: sauce, F: wind chimes, and S: skirt. You press <<Z>>.
Z: monkey, F: trough, and S: tuning fork. You press <<S>>.
Z: powder, F: tackle, and S: granite. You press <<F>>.
Z: rearview mirror, F: hotplate, and S: ostrich. You press <<S>>.
Z: butterfly, F: trapdoor, and S: bush. You press <<F>>.
Z: defibrillator, F: food processor, and S: squirt gun. You press <<S>>.
Z: bowtie, F: baton, and S: waterwheel. You press <<Z>>.
Z: collar, F: caviar, and S: windowsill. You press <<S>>.
Z: roulette wheel, F: cannonball, and S: xylophone. You press <<F>>.
Z: thumbtack, F: sorbet, and S: memory stick. You press <<F>>.
Z: cassette, F: taxi, and S: gauge. You press <<S>>.
Z: chicken, F: raspberry, and S: button. You press <<S>>.
Z: cart, F: backgammon, and S: slot. You press <<F>>.
Z: volleyball, F: cheese, and S: reindeer. You press <<Z>>.
Z: mitten, F: limousine, and S: hotdog. You press <<F>>.
Z: calf, F: duct, and S: mallet. You press <<Z>>.
Z: tugboat, F: icepick, and S: shopping basket. You press <<S>>.
Z: mushroom, F: birdbath, and S: telegraph. You press <<S>>.
Z: muffin, F: cow, and S: coffee. You press <<F>>.
Z: wrapping paper, F: album, and S: eyepiece. You press <<Z>>.
Z: dolphin, F: train car, and S: hook. You press <<Z>>.
Z: pulley, F: cucumber, and S: fox. You press <<Z>>.
Z: inkwell, F: muffin, and S: grille. You press <<F>>.
Z: lemonade, F: scalpel, and S: noodle. You press <<F>>.
Z: coat, F: station wagon, and S: dessert. You press <<S>>.
Z: meerkat, F: bungee, and S: carrot. You press <<F>>.
Z: milkshake, F: hook, and S: cardinal. You press <<Z>>.
Z: hamburger, F: ring, and S: hot-water bottle. You press <<Z>>.
Z: coil, F: cellphone, and S: gourd. You press <<S>>.
Z: harmonica, F: belt, and S: memory stick. You press <<F>>.
Z: swan, F: ribbon, and S: flamingo. You press <<F>>.
Z: praying mantis, F: chip, and S: headlamp. You press <<Z>>.
Z: chariot, F: stem, and S: shark. You press <<Z>>.
Z: blinder, F: flipper, and S: mailbox. You press <<Z>>.
Z: gold, F: hopscotch, and S: tomato sauce. You press <<Z>>.
Z: outlet, F: awning, and S: dolly. You press <<F>>.
Z: photo booth, F: microwave, and S: outlet. You press <<Z>>.
Z: red carpet, F: valve, and S: cassette. You press <<F>>.
Z: scoop, F: paddle, and S: chicken. You press <<S>>.
Z: ginger, F: highchair, and S: arch. You press <<Z>>.
Z: velcro, F: mustache, and S: dresser. You press <<S>>.
Z: coffee filter, F: fondue, and S: test tube. You press <<S>>.
Z: gas mask, F: blender, and S: lip gloss. You press <<Z>>.
Z: duffel bag, F: marble, and S: briefcase. You press <<F>>.
Z: tongue, F: plunger, and S: glasses. You press <<Z>>.
Z: submarine, F: sugar cube, and S: barnacle. You press <<Z>>.
Z: smoothie, F: horn, and S: eyedropper. You press <<Z>>.
Z: oilcan, F: possum, and S: cornbread. You press <<S>>.
Z: car door, F: lantern, and S: sunflower. You press <<S>>.
Z: crossbow, F: fossil, and S: chest. You press <<F>>.
Z: clothespin, F: palette, and S: coral. You press <<Z>>.
Z: sandpaper, F: whoopee cushion, and S: chain. You press <<F>>.
Z: fork, F: pinecone, and S: bathmat. You press <<F>>.
Z: cherry, F: piano, and S: pillow. You press <<Z>>.
Z: figurine, F: generator, and S: highchair. You press <<Z>>.
Z: banjo, F: bookshelf, and S: leech. You press <<S>>.
Z: windshield, F: accordion, and S: wax. You press <<F>>.
Z: lip gloss, F: gel, and S: owl. You press <<Z>>.
Z: pajamas, F: melon, and S: scalpel. You press <<F>>.
Z: palette, F: videogame, and S: bra. You press <<F>>.
Z: polar bear, F: muffin, and S: rack. You press <<S>>.
Z: rain gauge, F: reel, and S: van. You press <<Z>>.
Z: thimble, F: shutter, and S: cream. You press <<F>>.
Z: eyedropper, F: clover, and S: polar bear. You press <<Z>>.
Z: pill, F: cardboard, and S: taco. You press <<F>>.
Z: charger, F: birdhouse, and S: hearing aid. You press <<F>>.
Z: soldering iron, F: raccoon, and S: remote control. You press <<F>>.
Z: shopping cart, F: lightning bug, and S: seaplane. You press <<F>>.
Z: casserole, F: puck, and S: llama. You press <<S>>.
Z: jet, F: chin, and S: wax. You press <<Z>>.
Z: ring, F: ferry, and S: corn. You press <<S>>.
Z: corsage, F: filter, and S: ready meal. You press <<F>>.
Z: dalmatian, F: wagon, and S: scuba. You press <<Z>>.
Z: whoopee cushion, F: pepper, and S: ratchet. You press <<F>>.
Z: go-kart, F: laptop, and S: padlock. You press <<Z>>.
Z: palm tree, F: thread, and S: crumb. You press <<F>>.
Z: hairspray, F: cot, and S: reel. You press <<F>>.
Z: snorkel, F: lab coat, and S: broccoli. You press <<S>>.
Z: tent, F: record, and S: gauge. You press <<Z>>.
Z: jewel, F: life jacket, and S: defibrillator. You press <<Z>>.
Z: stake, F: breadbox, and S: coffeemaker. You press <<Z>>.
Z: parfait, F: caviar, and S: headrest. You press <<S>>.
Z: mouse, F: purse, and S: grill. You press <<S>>.
Z: pig, F: fern, and S: jam. You press <<Z>>.
Z: duck, F: turnstile, and S: clipper. You press <<Z>>.
Z: pecan, F: helmet, and S: leopard. You press <<F>>.
Z: chocolate, F: mud, and S: lime. You press <<S>>.
Z: sim card, F: birdbath, and S: harness. You press <<F>>.
Z: cap, F: snowball, and S: thermometer. You press <<F>>.
Z: towel, F: power line, and S: book. You press <<F>>.
Z: whip, F: wallpaper, and S: knob. You press <<Z>>.
Z: hedgehog, F: ravioli, and S: eclair. You press <<Z>>.
Z: ladle, F: hummingbird, and S: duckling. You press <<Z>>.
Z: overalls, F: can opener, and S: wallpaper. You press <<S>>.
Z: garbage, F: feather, and S: truck. You press <<F>>.
Z: scone, F: laundry basket, and S: loom. You press <<Z>>.
Z: globe, F: tiara, and S: weather vane. You press <<S>>.
Z: fan, F: artichoke, and S: plastic film. You press <<Z>>.
Z: hedgehog, F: silicone, and S: salami. You press <<Z>>.
Z: copier, F: lasagna, and S: sequin. You press <<F>>.
Z: juice, F: jeans, and S: magnifying glass. You press <<F>>.
Z: batter, F: thermometer, and S: panda. You press <<F>>.
Z: loveseat, F: vulture, and S: bullet. You press <<F>>.
Z: scuba, F: zipper, and S: vegetable. You press <<S>>.
Z: kebab, F: barrette, and S: airboat. You press <<Z>>.
Z: sidecar, F: leech, and S: dumbbell. You press <<F>>.
Z: creme brulee, F: trunk, and S: puffin. You press <<F>>.
Z: centrifuge, F: bed, and S: slot. You press <<Z>>.
Z: walrus, F: padlock, and S: headband. You press <<Z>>.
Z: catfish, F: trough, and S: tarp. You press <<S>>.
Z: champagne, F: pelican, and S: mustard. You press <<F>>.
Z: spear, F: raisin, and S: candlestick. You press <<F>>.
Z: bank, F: lightning bug, and S: origami. You press <<F>>.
Z: chili, F: eyepiece, and S: banjo. You press <<S>>.
Z: mustard, F: aloe, and S: hair. You press <<Z>>.
Z: hatchet, F: log, and S: mop. You press <<F>>.
Z: microphone, F: ratchet, and S: ice pack. You press <<S>>.
Z: peanut, F: face mask, and S: wick. You press <<F>>.
Z: cabbage, F: torch, and S: leech. You press <<Z>>.
Z: grille, F: fruit, and S: pill. You press <<Z>>.
Z: reindeer, F: barcode, and S: toast. You press <<Z>>.