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

N: water cooler, X: wire, and U: puck. You press <<U>>.
N: kite, X: pearl, and U: boat. You press <<N>>.
N: canvas, X: cloak, and U: skewer. You press <<X>>.
N: target, X: screwdriver, and U: slug. You press <<N>>.
N: flyswatter, X: belt, and U: peanut. You press <<U>>.
N: stick, X: toaster, and U: speedboat. You press <<U>>.
N: bun, X: shoehorn, and U: cornhusk. You press <<X>>.
N: shoelace, X: mouse, and U: toaster. You press <<N>>.
N: lab coat, X: leek, and U: mouthpiece. You press <<X>>.
N: leg, X: gold, and U: rim. You press <<N>>.
N: bok choy, X: cookie cutter, and U: feather. You press <<N>>.
N: egg roll, X: puck, and U: bird. You press <<N>>.
N: coffee bean, X: wall, and U: paper bag. You press <<X>>.
N: flashlight, X: wax paper, and U: poker. You press <<X>>.
N: leech, X: spring roll, and U: saxophone. You press <<N>>.
N: fly, X: lunchbox, and U: can opener. You press <<U>>.
N: mustache, X: chest, and U: paper towel. You press <<U>>.
N: blackberry, X: scalpel, and U: snorkel. You press <<N>>.
N: headphones, X: subway, and U: marmalade. You press <<U>>.
N: pomegranate, X: scaffolding, and U: gong. You press <<X>>.