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

H: aloe, X: ski boots, and O: gold. You press <<X>>.
H: clothespin, X: toga, and O: keyhole. You press <<X>>.
H: penlight, X: wick, and O: sidecar. You press <<O>>.
H: thermos, X: scallop, and O: printer. You press <<O>>.
H: toucan, X: crouton, and O: piggy bank. You press <<X>>.
H: lollipop, X: speaker, and O: shopping cart. You press <<H>>.
H: spring roll, X: bracelet, and O: book. You press <<H>>.
H: mussel, X: manhole, and O: waterwheel. You press <<H>>.
H: barnacle, X: pelican, and O: armor. You press <<O>>.
H: hummus, X: filter, and O: rhubarb. You press <<X>>.
H: crab, X: iceskate, and O: breadstick. You press <<X>>.
H: wedding cake, X: underwear, and O: dishwasher. You press <<H>>.
H: swimming pool, X: chips, and O: axe. You press <<X>>.
H: compost, X: slide, and O: can. You press <<O>>.
H: alligator, X: streetlight, and O: grain. You press <<X>>.
H: lab coat, X: crouton, and O: appetizer. You press <<H>>.
H: hard disk, X: zebra, and O: chest. You press <<X>>.
H: steamroller, X: shrimp, and O: honeypot. You press <<H>>.
H: eggplant, X: hot tub, and O: lumber. You press <<H>>.
H: visor, X: biscuit, and O: stew. You press <<H>>.
H: emerald, X: egg roll, and O: hovercraft. You press <<X>>.
H: flute, X: letter opener, and O: crystal ball. You press <<O>>.
H: elephant, X: taxi, and O: flan. You press <<H>>.
H: workbench, X: phone, and O: helicopter. You press <<O>>.
H: hummingbird, X: cantaloupe, and O: hanger. You press <<O>>.
H: ice pack, X: wreck, and O: octopus. You press <<H>>.
H: book, X: clothespin, and O: videocassette. You press <<X>>.
H: buggy, X: ivy, and O: spinach. You press <<H>>.
H: jetski, X: modem, and O: pepperoni. You press <<O>>.
H: roller coaster, X: breadstick, and O: ballot box. You press <<X>>.
H: swordfish, X: outfit, and O: keyboard. You press <<X>>.
H: cigarette, X: knot, and O: dartboard. You press <<H>>.
H: cupcake, X: tostada, and O: nose. You press <<O>>.
H: detonator, X: rabbit, and O: pantyhose. You press <<H>>.
H: rudder, X: screw, and O: glove. You press <<H>>.
H: bulletin board, X: cork, and O: waffle iron. You press <<H>>.
H: album, X: xylophone, and O: bow. You press <<O>>.
H: domino, X: carousel, and O: mustache. You press <<X>>.
H: iron, X: mosquito, and O: bomb. You press <<O>>.
H: whistle, X: garbage truck, and O: sundial. You press <<O>>.