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

P: goalpost, X: dough, and K: leaf. You press <<X>>.
P: ice cube, X: scaffold, and K: manhole. You press <<P>>.
P: ship, X: breakfast, and K: contact lens. You press <<X>>.
P: mole, X: weasel, and K: bench. You press <<K>>.
P: piecrust, X: teacup, and K: flour. You press <<X>>.
P: slime, X: windshield wiper, and K: coverall. You press <<P>>.
P: aluminum foil, X: tray, and K: raincoat. You press <<K>>.
P: aircraft carrier, X: espresso, and K: camera. You press <<P>>.
P: mattress, X: rearview mirror, and K: asparagus. You press <<P>>.
P: soldering iron, X: manhole, and K: shuffleboard. You press <<K>>.
P: football helmet, X: incense, and K: eye. You press <<K>>.
P: juice, X: handbrake, and K: mascara. You press <<K>>.
P: organ, X: baseball glove, and K: switch. You press <<K>>.
P: girl, X: airplane, and K: beetle. You press <<X>>.
P: elbow, X: extinguisher, and K: donkey. You press <<K>>.
P: plant, X: praying mantis, and K: honey. You press <<K>>.
P: leaf, X: dough, and K: goalpost. You press <<X>>.
P: hippopotamus, X: toaster oven, and K: mailbox. You press <<X>>.
P: doormat, X: treasure, and K: wasp. You press <<X>>.
P: emerald, X: basil, and K: ski. You press <<K>>.
P: razor blade, X: glove, and K: bush. You press <<K>>.
P: jalapeno, X: speedometer, and K: keyhole. You press <<K>>.
P: polisher, X: tent, and K: scissors. You press <<P>>.
P: bank, X: cross, and K: yogurt. You press <<X>>.
P: gargoyle, X: safety pin, and K: clothes. You press <<P>>.
P: ice pack, X: trough, and K: robe. You press <<K>>.
P: vending machine, X: lizard, and K: eggbeater. You press <<X>>.
P: radiator, X: wheelbarrow, and K: scoop. You press <<X>>.
P: snowplow, X: computer screen, and K: string cheese. You press <<K>>.
P: shoehorn, X: flag, and K: generator. You press <<X>>.
P: charcoal, X: pumpkin, and K: firetruck. You press <<X>>.
P: quesadilla, X: reel, and K: cloud. You press <<X>>.
P: punch, X: cart, and K: chickpea. You press <<X>>.
P: cassette, X: collar, and K: seafood. You press <<X>>.
P: makeup, X: ping-pong table, and K: lava. You press <<K>>.
P: bonsai, X: mixer, and K: pen. You press <<P>>.
P: butter, X: koala, and K: shoehorn. You press <<K>>.
P: cornbread, X: rooster, and K: gasket. You press <<P>>.
P: sorbet, X: pennant, and K: surfboard. You press <<P>>.
P: camera, X: calzone, and K: basil. You press <<K>>.