You will be presented with triplets of objects, which will be assigned to the keys M, U, 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.

M: porcupine, U: tree trunk, and K: toaster oven. You press <<K>>.
M: chain, U: odometer, and K: thermostat. You press <<M>>.
M: burner, U: quilt, and K: grapevine. You press <<K>>.
M: ear, U: baklava, and K: bank. You press <<M>>.
M: iron, U: fishbowl, and K: water fountain. You press <<M>>.
M: file, U: mitten, and K: bowl. You press <<U>>.
M: sheep, U: home plate, and K: wreath. You press <<K>>.
M: blinder, U: cactus, and K: microphone. You press <<K>>.
M: anteater, U: juicer, and K: mallet. You press <<M>>.
M: lighter, U: toaster, and K: torch. You press <<K>>.
M: chicken wire, U: compass, and K: siren. You press <<M>>.
M: book, U: breadstick, and K: hand. You press <<U>>.
M: koala, U: stilt, and K: gourd. You press <<U>>.
M: stove, U: sandbag, and K: crossbow. You press <<U>>.
M: coverall, U: water filter, and K: sweeper. You press <<U>>.
M: curb, U: roller coaster, and K: biscuit. You press <<K>>.
M: hat, U: cougar, and K: crown. You press <<U>>.
M: pepper, U: container, and K: racehorse. You press <<K>>.
M: grape, U: magnet, and K: squid. You press <<U>>.
M: boxer shorts, U: container, and K: lantern. You press <<U>>.