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

F: eyeliner, R: boulder, and O: tree trunk. You press <<F>>.
F: chute, R: aloe, and O: chicken. You press <<F>>.
F: breathalyzer, R: goblet, and O: screwdriver. You press <<R>>.
F: hotdog, R: sombrero, and O: headphones. You press <<F>>.
F: sprinkler, R: toilet, and O: wrench. You press <<R>>.
F: catfish, R: hatbox, and O: hood. You press <<F>>.
F: freezer, R: lamb chop, and O: mouth. You press <<F>>.
F: oyster, R: golf cart, and O: nail polish. You press <<F>>.
F: pipe, R: hot tub, and O: mud. You press <<F>>.
F: cd player, R: can, and O: parking meter. You press <<R>>.
F: speedboat, R: swimming pool, and O: sandbox. You press <<O>>.
F: omelet, R: possum, and O: honeycomb. You press <<F>>.
F: grain, R: seismograph, and O: grasshopper. You press <<R>>.
F: penholder, R: screen, and O: headlamp. You press <<F>>.
F: sand, R: oil, and O: revolving door. You press <<O>>.
F: window, R: cheese, and O: goalpost. You press <<R>>.
F: sidecar, R: rubber band, and O: snowshoe. You press <<R>>.
F: propeller, R: carrot, and O: trident. You press <<R>>.
F: vacuum, R: string cheese, and O: paper. You press <<O>>.
F: bunkbed, R: domino, and O: fork. You press <<O>>.