You will be presented with triplets of objects, which will be assigned to the keys M, N, and D.
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: drill, N: cigarette, and D: eggshell. You press <<M>>.
M: garter, N: speaker, and D: petri dish. You press <<N>>.
M: roller coaster, N: eel, and D: soap. You press <<D>>.
M: apple, N: radar, and D: bottle opener. You press <<N>>.
M: duckling, N: goat, and D: juicer. You press <<D>>.
M: badge, N: boulder, and D: yarn. You press <<D>>.
M: machine gun, N: bullet, and D: glove. You press <<D>>.
M: scoop, N: triangle, and D: garbage. You press <<D>>.
M: kazoo, N: knee, and D: beanbag. You press <<M>>.
M: ham, N: crowbar, and D: backscratcher. You press <<M>>.
M: bandanna, N: fast food, and D: goblet. You press <<D>>.
M: pigeon, N: jump rope, and D: ring. You press <<M>>.
M: uniform, N: fossil, and D: mashed potato. You press <<D>>.
M: cupcake, N: helicopter, and D: dollhouse. You press <<M>>.
M: chain, N: moss, and D: thermos. You press <<N>>.
M: taffy, N: alligator, and D: nightstand. You press <<N>>.
M: tea, N: matchbox, and D: wheel. You press <<M>>.
M: screen, N: sandbox, and D: pepperoni. You press <<D>>.
M: salad, N: ram, and D: shredder. You press <<D>>.
M: ladder, N: hearse, and D: surfboard. You press <<M>>.