You will be presented with triplets of objects, which will be assigned to the keys Z, W, 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: nail clippers, W: desk, and X: bat. You press <<X>>.
Z: tablet, W: water heater, and X: streetlight. You press <<W>>.
Z: seagull, W: mashed potato, and X: pendulum. You press <<Z>>.
Z: waterwheel, W: gearshift, and X: quill. You press <<X>>.
Z: glass, W: muff, and X: toga. You press <<Z>>.
Z: carriage, W: centrifuge, and X: barnacle. You press <<X>>.
Z: flour, W: router, and X: binder. You press <<Z>>.
Z: magnet, W: tablet, and X: tarantula. You press <<X>>.
Z: first-aid kit, W: cobra, and X: pug. You press <<Z>>.
Z: celery, W: bead, and X: tick. You press <<X>>.
Z: hedgehog, W: measuring cup, and X: hourglass. You press <<Z>>.
Z: grinder, W: piecrust, and X: cornbread. You press <<Z>>.
Z: cantaloupe, W: pitcher, and X: filing cabinet. You press <<Z>>.
Z: syrup, W: panties, and X: spacesuit. You press <<Z>>.
Z: backpack, W: wind chimes, and X: folder. You press <<Z>>.
Z: polaroid, W: foam, and X: candelabra. You press <<W>>.
Z: scuba, W: muffin, and X: boat. You press <<W>>.
Z: hose, W: straightjacket, and X: otter. You press <<X>>.
Z: mashed potato, W: pendulum, and X: seagull. You press <<X>>.
Z: goose, W: weasel, and X: squirt gun. You press <<X>>.
Z: ladder, W: revolver, and X: sweeper. You press <<W>>.
Z: backdrop, W: slicer, and X: shopping basket. You press <<Z>>.
Z: panties, W: tank, and X: breakfast. You press <<Z>>.
Z: easter egg, W: lizard, and X: bee. You press <<Z>>.
Z: reel, W: ratchet, and X: boot. You press <<X>>.
Z: pitcher, W: pear, and X: fungus. You press <<Z>>.
Z: scuba, W: outfit, and X: pinecone. You press <<X>>.
Z: kebab, W: bow, and X: pencil sharpener. You press <<Z>>.
Z: turf, W: waffle iron, and X: swimsuit. You press <<Z>>.
Z: loincloth, W: saxophone, and X: walker. You press <<W>>.
Z: kettle, W: meat, and X: suit. You press <<X>>.
Z: glove, W: shell, and X: shrimp. You press <<Z>>.
Z: grill, W: sail, and X: shower. You press <<Z>>.
Z: crate, W: meat, and X: zebra. You press <<Z>>.
Z: chip, W: chickpea, and X: watermelon. You press <<Z>>.
Z: binoculars, W: headrest, and X: noodle. You press <<X>>.
Z: flan, W: fire, and X: sled. You press <<Z>>.
Z: trolley, W: knee, and X: swimsuit. You press <<Z>>.
Z: chainsaw, W: grinder, and X: chili. You press <<X>>.
Z: gutter, W: eyedropper, and X: vase. You press <<W>>.