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

W: ironing board, K: camera, and Z: beanbag. You press <<K>>.
W: rhubarb, K: nightshirt, and Z: camera lens. You press <<W>>.
W: leotard, K: ticktacktoe, and Z: wreck. You press <<K>>.
W: blowfish, K: screen, and Z: birthday cake. You press <<W>>.
W: swimsuit, K: wheat, and Z: dart. You press <<W>>.
W: tag, K: catapult, and Z: cake. You press <<Z>>.
W: fish, K: steamroller, and Z: rabbit. You press <<K>>.
W: faucet, K: earwig, and Z: buffet. You press <<K>>.
W: headdress, K: cymbal, and Z: zucchini. You press <<K>>.
W: buffet, K: bullet, and Z: tortilla. You press <<K>>.
W: nacho, K: rocket, and Z: margarita. You press <<K>>.
W: razor, K: orchid, and Z: memory stick. You press <<K>>.
W: eyeliner, K: roller coaster, and Z: sunglasses. You press <<K>>.
W: clock, K: ironing board, and Z: aloe. You press <<Z>>.
W: flamethrower, K: meatloaf, and Z: whip. You press <<K>>.
W: funnel, K: soccer ball, and Z: parking meter. You press <<K>>.
W: laptop, K: rattlesnake, and Z: chest. You press <<W>>.
W: hard disk, K: flute, and Z: cigarette holder. You press <<W>>.
W: wrap, K: nacho, and Z: barrel. You press <<Z>>.
W: baseball glove, K: crate, and Z: retainer. You press <<K>>.