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

R: roller coaster, U: dish, and X: scrabble. You press <<U>>.
R: lava, U: plate, and X: tumbleweed. You press <<U>>.
R: hail, U: beanie, and X: reindeer. You press <<X>>.
R: emerald, U: blower, and X: chocolate. You press <<X>>.
R: violin, U: gingerbread man, and X: police car. You press <<R>>.
R: snack, U: sweeper, and X: sandwich. You press <<X>>.
R: jelly bean, U: cement mixer, and X: cannonball. You press <<R>>.
R: viewfinder, U: celery, and X: leaf. You press <<X>>.
R: hatchet, U: bracelet, and X: spoon. You press <<R>>.
R: bell, U: tooth, and X: hash. You press <<R>>.
R: swordfish, U: cannonball, and X: baton. You press <<R>>.
R: thumbtack, U: pom-pom, and X: sleeping bag. You press <<R>>.
R: walker, U: arugula, and X: ratchet. You press <<U>>.
R: thermometer, U: crouton, and X: tie. You press <<X>>.
R: bagpipe, U: golf cart, and X: shoe polish. You press <<U>>.
R: hammock, U: pulley, and X: silicone. You press <<X>>.
R: button, U: gate, and X: beanie. You press <<X>>.
R: napkin, U: gazelle, and X: cable. You press <<U>>.
R: tuxedo, U: seagull, and X: crane. You press <<X>>.
R: sawhorse, U: ferry, and X: spool. You press <<U>>.
R: football, U: tuba, and X: gumdrop. You press <<X>>.
R: tiramisu, U: payphone, and X: fireworks. You press <<X>>.
R: earplug, U: turban, and X: seafood. You press <<X>>.
R: flyswatter, U: hip, and X: sled. You press <<X>>.
R: soccer ball, U: grass, and X: peeler. You press <<R>>.
R: mulberry, U: goldfish, and X: shell. You press <<R>>.
R: hummus, U: parrot, and X: grille. You press <<X>>.
R: coffee table, U: thread, and X: pig. You press <<R>>.
R: button, U: grasshopper, and X: camera. You press <<U>>.
R: basketball hoop, U: curtain, and X: cash register. You press <<X>>.
R: mousse, U: cupcake, and X: bookmark. You press <<X>>.
R: scarecrow, U: polar bear, and X: clover. You press <<X>>.
R: hamburger, U: gyro, and X: hearse. You press <<U>>.
R: stereo, U: ski lift, and X: eraser. You press <<U>>.
R: punch, U: roller, and X: wire cutters. You press <<X>>.
R: cornucopia, U: plum, and X: cigarette. You press <<U>>.
R: barcode, U: taxi, and X: jackhammer. You press <<U>>.
R: lion, U: hairpin, and X: bikini. You press <<R>>.
R: gopher, U: solar panel, and X: ear. You press <<U>>.
R: chute, U: match, and X: rattle. You press <<X>>.
R: megaphone, U: jack, and X: elbow. You press <<X>>.
R: train car, U: polo shirt, and X: pony. You press <<U>>.
R: canister, U: clover, and X: bongo. You press <<R>>.
R: polisher, U: foam, and X: dartboard. You press <<U>>.
R: tomato sauce, U: headset, and X: blower. You press <<U>>.
R: boar, U: puck, and X: tarp. You press <<X>>.
R: llama, U: cement mixer, and X: turbine. You press <<U>>.
R: duster, U: wedge, and X: fingerprint. You press <<X>>.
R: tennis ball, U: sundae, and X: scale. You press <<R>>.
R: crumb, U: baby, and X: blazer. You press <<U>>.
R: plate, U: cream cheese, and X: golf cart. You press <<U>>.
R: handbrake, U: viewfinder, and X: coffee bean. You press <<X>>.
R: lampshade, U: corset, and X: chick. You press <<U>>.
R: moth, U: lighter, and X: raft. You press <<X>>.
R: generator, U: lock, and X: seesaw. You press <<U>>.
R: ball, U: nail clippers, and X: quill. You press <<X>>.
R: pants, U: raccoon, and X: cement mixer. You press <<X>>.
R: pocketknife, U: marijuana, and X: seafood. You press <<U>>.
R: salami, U: backpack, and X: shuffleboard. You press <<X>>.
R: sardine, U: handle, and X: shaker. You press <<X>>.