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

P: earwig, H: scalpel, and Z: bathrobe. You press <<P>>.
P: grater, H: shuffleboard, and Z: coffee table. You press <<P>>.
P: calzone, H: sewing kit, and Z: polaroid. You press <<P>>.
P: mitten, H: coconut, and Z: bottle. You press <<P>>.
P: wetsuit, H: teddy bear, and Z: hairspray. You press <<H>>.
P: tupperware, H: gopher, and Z: rack. You press <<H>>.
P: handkerchief, H: ship, and Z: sushi. You press <<P>>.
P: lab coat, H: pretzel, and Z: grinder. You press <<P>>.
P: moccasin, H: yak, and Z: notepad. You press <<Z>>.
P: periscope, H: hula hoop, and Z: hockey stick. You press <<P>>.
P: file, H: scissors, and Z: puck. You press <<Z>>.
P: tinsel, H: goalpost, and Z: torso. You press <<P>>.
P: tuba, H: bungee, and Z: memory stick. You press <<P>>.
P: fingerprint, H: poodle, and Z: hairpin. You press <<P>>.
P: potpourri, H: photo booth, and Z: tostada. You press <<H>>.
P: sawhorse, H: mast, and Z: nacho. You press <<Z>>.
P: tag, H: photo booth, and Z: mannequin. You press <<H>>.
P: pan, H: bazooka, and Z: desk. You press <<H>>.
P: scarecrow, H: butterfly, and Z: microphone. You press <<Z>>.
P: ketchup, H: cummerbund, and Z: gutter. You press <<Z>>.