You will be presented with triplets of objects, which will be assigned to the keys S, P, and Z.
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.

S: toucan, P: teepee, and Z: polar bear. You press <<P>>.
S: mask, P: shrimp, and Z: hammer. You press <<P>>.
S: poppy, P: fishhook, and Z: ice-cream cone. You press <<P>>.
S: chopsticks, P: scorpion, and Z: hook. You press <<P>>.
S: station wagon, P: octopus, and Z: olive. You press <<S>>.
S: racehorse, P: shoehorn, and Z: hook. You press <<S>>.
S: chalk, P: straw, and Z: dolly. You press <<Z>>.
S: applesauce, P: wall, and Z: charcoal. You press <<P>>.
S: mail, P: origami, and Z: lid. You press <<P>>.
S: yarn, P: trigger, and Z: centrifuge. You press <<S>>.
S: amber, P: chainsaw, and Z: glasses. You press <<S>>.
S: credit card, P: razor, and Z: tube top. You press <<S>>.
S: monkey, P: giraffe, and Z: sink. You press <<Z>>.
S: raisin, P: shortbread, and Z: hourglass. You press <<Z>>.
S: keg, P: paper bag, and Z: branch. You press <<Z>>.
S: butter, P: stalagmite, and Z: tamale. You press <<P>>.
S: man, P: reindeer, and Z: zebra. You press <<S>>.
S: bubble, P: glue, and Z: sauce. You press <<S>>.
S: curtain, P: bin, and Z: wedding cake. You press <<Z>>.
S: pipe, P: hose, and Z: nest. You press <<Z>>.
S: button, P: burner, and Z: fruit. You press <<Z>>.
S: kayak, P: rake, and Z: alligator. You press <<Z>>.
S: whiteboard, P: cucumber, and Z: filing cabinet. You press <<P>>.
S: curtain, P: outlet, and Z: toolbox. You press <<S>>.
S: fudge, P: lighter, and Z: water heater. You press <<S>>.
S: eagle, P: bulletin board, and Z: gear. You press <<S>>.
S: turf, P: ready meal, and Z: knot. You press <<P>>.
S: coffee pot, P: milkshake, and Z: mulberry. You press <<S>>.
S: roller, P: baseball, and Z: painting. You press <<P>>.
S: coleslaw, P: checkbook, and Z: sorbet. You press <<P>>.
S: wine bottle, P: spur, and Z: polygraph. You press <<Z>>.
S: fingerprint, P: espresso, and Z: saw. You press <<S>>.
S: scooter, P: exerciser, and Z: hammock. You press <<Z>>.
S: cereal, P: mustard, and Z: french horn. You press <<Z>>.
S: birdhouse, P: phone, and Z: cornhusk. You press <<S>>.
S: goat, P: sticker, and Z: gutter. You press <<S>>.
S: latch, P: baseball bat, and Z: raft. You press <<S>>.
S: hot tub, P: closet, and Z: blowtorch. You press <<P>>.
S: sofa bed, P: stump, and Z: stretcher. You press <<P>>.
S: ankle, P: seafood, and Z: mailbox. You press <<Z>>.