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

A: rhinoceros, R: credit card, and O: juicer. You press <<A>>.
A: soccer ball, R: juicer, and O: blind. You press <<A>>.
A: mailbox, R: cow, and O: lanyard. You press <<R>>.
A: jelly bean, R: scissors, and O: drumstick. You press <<A>>.
A: rice, R: trapdoor, and O: cobra. You press <<R>>.
A: card, R: safety pin, and O: seahorse. You press <<O>>.
A: gift, R: plaster cast, and O: minivan. You press <<R>>.
A: traffic light, R: sprinkler, and O: trident. You press <<R>>.
A: football, R: stilt, and O: cutting board. You press <<A>>.
A: panda, R: swordfish, and O: mashed potato. You press <<O>>.
A: velcro, R: casserole, and O: tripod. You press <<R>>.
A: turnstile, R: board game, and O: eyepiece. You press <<O>>.
A: boxer shorts, R: periscope, and O: bedpost. You press <<A>>.
A: shelf, R: vase, and O: basil. You press <<O>>.
A: bucket, R: pencil, and O: printer. You press <<A>>.
A: pen, R: duster, and O: lectern. You press <<R>>.
A: skewer, R: violin, and O: drink. You press <<O>>.
A: swizzle stick, R: puffin, and O: incense. You press <<R>>.
A: videogame, R: swab, and O: chess piece. You press <<A>>.
A: camper, R: gem, and O: sequin. You press <<A>>.