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

Q: nutcracker, H: seaplane, and O: scalpel. You press <<H>>.
Q: paper, H: walker, and O: mouthpiece. You press <<Q>>.
Q: bean, H: chandelier, and O: ice pack. You press <<H>>.
Q: hippopotamus, H: breadbox, and O: bathtub. You press <<Q>>.
Q: shears, H: gravestone, and O: jump rope. You press <<H>>.
Q: vent, H: shower, and O: pelican. You press <<O>>.
Q: baton, H: wagon, and O: suit. You press <<Q>>.
Q: lens, H: lasagna, and O: ice-cream cone. You press <<O>>.
Q: ironing board, H: window, and O: steak. You press <<Q>>.
Q: praying mantis, H: guinea pig, and O: wine. You press <<O>>.
Q: hairpin, H: bunkbed, and O: razor blade. You press <<H>>.
Q: computer screen, H: football helmet, and O: anchor. You press <<O>>.
Q: rollerskate, H: pool table, and O: thermometer. You press <<O>>.
Q: panther, H: streetlight, and O: cruise ship. You press <<H>>.
Q: music box, H: phone, and O: fencepost. You press <<O>>.
Q: asparagus, H: sandbox, and O: meatball. You press <<H>>.
Q: wolf, H: wheelchair, and O: mulch. You press <<H>>.
Q: grenade, H: saltshaker, and O: fish. You press <<H>>.
Q: turf, H: toast, and O: banner. You press <<H>>.
Q: tag, H: rhinoceros, and O: mustard. You press <<O>>.