You will be presented with triplets of objects, which will be assigned to the keys W, B, and A.
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.

W: scone, B: chihuahua, and A: step stool. You press <<B>>.
W: table, B: snowball, and A: perfume. You press <<W>>.
W: globe, B: mast, and A: valve. You press <<B>>.
W: antelope, B: bedpost, and A: guardrail. You press <<W>>.
W: nail clippers, B: screw, and A: hotdog. You press <<A>>.
W: whisk, B: flamingo, and A: cigarette. You press <<B>>.
W: cookie, B: sink, and A: hearing aid. You press <<W>>.
W: curb, B: lemonade, and A: skunk. You press <<W>>.
W: eclair, B: thermos, and A: tree trunk. You press <<W>>.
W: swing set, B: stool, and A: battery. You press <<A>>.
W: trashcan, B: altar, and A: biscuit. You press <<A>>.
W: plunger, B: gear, and A: earring. You press <<A>>.
W: wire, B: abacus, and A: workbench. You press <<W>>.
W: matchbox, B: ramp, and A: grill. You press <<B>>.
W: rim, B: chime, and A: bowl. You press <<W>>.
W: mouth, B: mulch, and A: lock. You press <<W>>.
W: paper towel, B: mousetrap, and A: hedge. You press <<A>>.
W: gas mask, B: tie, and A: lab coat. You press <<B>>.
W: braid, B: brass knuckles, and A: eyeliner. You press <<W>>.
W: roller coaster, B: rug, and A: stem. You press <<A>>.