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

K: pantsuit, Z: sewing kit, and B: eggshell. You press <<Z>>.
K: possum, Z: chest, and B: cork. You press <<Z>>.
K: stingray, Z: coat rack, and B: teepee. You press <<Z>>.
K: star fruit, Z: can opener, and B: weather vane. You press <<K>>.
K: mud, Z: roll, and B: banner. You press <<Z>>.
K: bandanna, Z: cigarette butt, and B: yolk. You press <<Z>>.
K: toga, Z: christmas card, and B: fire alarm. You press <<K>>.
K: coffee pot, Z: saucer, and B: tree. You press <<B>>.
K: screwdriver, Z: cage, and B: water cooler. You press <<Z>>.
K: chest, Z: bow, and B: grater. You press <<K>>.
K: sofa bed, Z: watermelon, and B: saffron. You press <<Z>>.
K: egg roll, Z: faucet, and B: chalk. You press <<B>>.
K: drawer, Z: speaker, and B: punching bag. You press <<B>>.
K: hook, Z: motorcycle, and B: bok choy. You press <<Z>>.
K: stamp, Z: mushroom, and B: bowl. You press <<Z>>.
K: duffel bag, Z: scoop, and B: loincloth. You press <<K>>.
K: hatbox, Z: sarcophagus, and B: cooler. You press <<B>>.
K: button, Z: jam, and B: frame. You press <<Z>>.
K: perfume, Z: tamale, and B: sewing machine. You press <<B>>.
K: totem pole, Z: air conditioner, and B: switch. You press <<K>>.