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

X: earwig, R: yogurt, and M: crank. You press <<R>>.
X: nut, R: sugar cube, and M: cutting board. You press <<R>>.
X: locket, R: straightjacket, and M: pelican. You press <<M>>.
X: hawk, R: gasket, and M: generator. You press <<X>>.
X: bowling ball, R: horse, and M: stool. You press <<R>>.
X: hawk, R: sledgehammer, and M: bikini. You press <<R>>.
X: cocoon, R: tool, and M: eye patch. You press <<X>>.
X: camera, R: paint, and M: jewel. You press <<R>>.
X: lavender, R: tape measure, and M: red carpet. You press <<R>>.
X: cigarette, R: organ, and M: beer. You press <<X>>.
X: flower, R: mousepad, and M: polar bear. You press <<R>>.
X: lego, R: ambulance, and M: tongs. You press <<M>>.
X: bathtub, R: sombrero, and M: cleaver. You press <<R>>.
X: pinwheel, R: pigeon, and M: bubble. You press <<R>>.
X: balloon, R: wall, and M: arrow. You press <<R>>.
X: chicken wire, R: mailbox, and M: bell pepper. You press <<M>>.
X: rice, R: diskette, and M: turtle. You press <<M>>.
X: juicer, R: pomegranate, and M: muff. You press <<R>>.
X: unicycle, R: radish, and M: keyhole. You press <<R>>.
X: quiche, R: beer, and M: plunger. You press <<M>>.