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

O: cookie cutter, S: skateboard, and M: urn. You press <<O>>.
O: ice pack, S: cannonball, and M: cardboard. You press <<S>>.
O: gate, S: chili, and M: ladle. You press <<O>>.
O: chessboard, S: honeycomb, and M: costume. You press <<M>>.
O: soap, S: toolbox, and M: umbrella. You press <<O>>.
O: glasses, S: triangle, and M: peanut butter. You press <<M>>.
O: collar, S: crayon, and M: wind chimes. You press <<O>>.
O: fishnet stockings, S: basket, and M: overalls. You press <<S>>.
O: hat, S: guitar, and M: hook. You press <<M>>.
O: jersey, S: videogame, and M: pitcher. You press <<M>>.
O: cobra, S: stingray, and M: margarita. You press <<M>>.
O: mug, S: powder, and M: pothole. You press <<O>>.
O: train set, S: bonnet, and M: football helmet. You press <<O>>.
O: fly, S: arugula, and M: canoe. You press <<M>>.
O: urinal, S: sundial, and M: grille. You press <<O>>.
O: vacuum, S: tick, and M: puppy. You press <<S>>.
O: hook, S: trombone, and M: leek. You press <<M>>.
O: board game, S: stapler, and M: latte. You press <<S>>.
O: underwear, S: robot, and M: telegraph. You press <<O>>.
O: forklift, S: penholder, and M: fast food. You press <<O>>.