You will be presented with triplets of objects, which will be assigned to the keys M, R, 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: screw, R: bulletin board, and K: table. You press <<M>>.
M: calamari, R: snowmobile, and K: straw. You press <<R>>.
M: mold, R: anchor, and K: tapestry. You press <<R>>.
M: ostrich, R: flatiron, and K: crepe. You press <<R>>.
M: straw, R: ice-cream cone, and K: rocket. You press <<K>>.
M: crank, R: heater, and K: medal. You press <<K>>.
M: blimp, R: hearing aid, and K: camper. You press <<R>>.
M: periscope, R: buckle, and K: crab. You press <<R>>.
M: book, R: snake, and K: blouse. You press <<R>>.
M: jetski, R: highchair, and K: gorilla. You press <<K>>.
M: keyhole, R: ottoman, and K: quesadilla. You press <<K>>.
M: laser pointer, R: razor, and K: laundry basket. You press <<K>>.
M: bathtub, R: washing machine, and K: breadbox. You press <<K>>.
M: melon, R: sewing kit, and K: celery. You press <<R>>.
M: corkboard, R: trolley, and K: lanyard. You press <<R>>.
M: bulldozer, R: ski, and K: hummus. You press <<K>>.
M: box, R: candy bar, and K: arrow. You press <<R>>.
M: jigsaw puzzle, R: paper plate, and K: cocoon. You press <<K>>.
M: machine gun, R: cream, and K: hook. You press <<R>>.
M: beard, R: computer, and K: ratchet. You press <<M>>.