You will be presented with triplets of objects, which will be assigned to the keys Z, S, and X.
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: bottle, S: orange, and X: flagpole. You press <<X>>.
Z: pendulum, S: penlight, and X: kangaroo. You press <<X>>.
Z: eel, S: hat, and X: chair. You press <<Z>>.
Z: stump, S: marble, and X: loveseat. You press <<Z>>.
Z: ashtray, S: bucket, and X: steak. You press <<X>>.
Z: shower cap, S: hamster, and X: dish. You press <<S>>.
Z: pliers, S: polo shirt, and X: spider. You press <<X>>.
Z: piano, S: undershirt, and X: cheeseburger. You press <<Z>>.
Z: buckle, S: boulder, and X: cork. You press <<S>>.
Z: playpen, S: cheetah, and X: bomb. You press <<X>>.
Z: notebook, S: buggy, and X: tattoo. You press <<X>>.
Z: radiator, S: napkin ring, and X: harp. You press <<S>>.
Z: chime, S: dishwashing liquid, and X: stem. You press <<S>>.
Z: toast, S: clothespin, and X: stick. You press <<Z>>.
Z: headscarf, S: acorn, and X: potholder. You press <<X>>.
Z: pole, S: crab, and X: scarf. You press <<S>>.
Z: ruler, S: chair, and X: shorts. You press <<Z>>.
Z: motherboard, S: organ, and X: bottle opener. You press <<X>>.
Z: puffin, S: scale, and X: ski. You press <<S>>.
Z: turkey, S: button, and X: camcorder. You press <<Z>>.
Z: coat rack, S: icicle, and X: blower. You press <<X>>.
Z: pet food, S: photograph, and X: anvil. You press <<X>>.
Z: puddle, S: duck, and X: parachute. You press <<X>>.
Z: bike, S: scale, and X: slide. You press <<S>>.
Z: chicken, S: laptop, and X: camera lens. You press <<Z>>.
Z: scale, S: diskette, and X: pocket. You press <<Z>>.
Z: train, S: confetti, and X: kangaroo. You press <<X>>.
Z: cardboard, S: potpourri, and X: carriage. You press <<Z>>.
Z: gem, S: underwear, and X: highchair. You press <<X>>.
Z: cauliflower, S: cuckoo clock, and X: flashlight. You press <<Z>>.
Z: arrow, S: frog, and X: beaver. You press <<Z>>.
Z: hummingbird, S: dumpster, and X: subway. You press <<Z>>.
Z: parking meter, S: ice cube, and X: rain gauge. You press <<Z>>.
Z: sticker, S: hot chocolate, and X: mold. You press <<Z>>.
Z: pepperoni, S: eyeliner, and X: doorstop. You press <<Z>>.
Z: sheep, S: peppermint, and X: goalpost. You press <<Z>>.
Z: mousepad, S: root, and X: uniform. You press <<S>>.
Z: seal, S: turtleneck, and X: snail. You press <<S>>.
Z: pecan, S: domino, and X: brace. You press <<X>>.
Z: chicken, S: comic book, and X: ham. You press <<S>>.
Z: incense, S: necklace, and X: van. You press <<Z>>.
Z: helicopter, S: tumbleweed, and X: bunkbed. You press <<X>>.
Z: flypaper, S: stomach, and X: saltshaker. You press <<X>>.
Z: chime, S: meatloaf, and X: guinea pig. You press <<Z>>.
Z: cruise ship, S: breadstick, and X: tongs. You press <<Z>>.
Z: hearse, S: aluminum foil, and X: screen. You press <<Z>>.
Z: motorcycle, S: bench, and X: hockey stick. You press <<Z>>.
Z: ladybug, S: plastic film, and X: railing. You press <<Z>>.
Z: webcam, S: magnifier, and X: groundhog. You press <<X>>.
Z: spam, S: bowtie, and X: emerald. You press <<X>>.
Z: telescope, S: bonsai, and X: buggy. You press <<X>>.
Z: bib, S: dresser, and X: mustard. You press <<S>>.
Z: tablet, S: tongs, and X: bone. You press <<S>>.
Z: camper, S: breathalyzer, and X: gravestone. You press <<Z>>.
Z: mannequin, S: roll, and X: stool. You press <<S>>.
Z: sprinkler, S: vegetable, and X: whipped cream. You press <<Z>>.
Z: bandage, S: jump rope, and X: spatula. You press <<Z>>.
Z: calf, S: spider web, and X: pony. You press <<S>>.
Z: dish, S: chick, and X: cushion. You press <<S>>.
Z: aloe, S: syrup, and X: wreck. You press <<S>>.