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

I: shell, S: suitcase, and Q: oatmeal. You press <<S>>.
I: prune, S: jeans, and Q: amber. You press <<S>>.
I: thumbtack, S: pie, and Q: tape measure. You press <<Q>>.
I: swimming pool, S: sugar cube, and Q: jam. You press <<I>>.
I: cup, S: record player, and Q: hook. You press <<Q>>.
I: beehive, S: skateboard, and Q: horseshoe. You press <<Q>>.
I: fencepost, S: gel, and Q: cash register. You press <<Q>>.
I: quesadilla, S: coat rack, and Q: shutter. You press <<S>>.
I: walker, S: mirror, and Q: thermostat. You press <<I>>.
I: turtle, S: squirrel, and Q: modem. You press <<Q>>.
I: cardboard, S: man, and Q: soldering iron. You press <<I>>.
I: trigger, S: sim card, and Q: baseball glove. You press <<I>>.
I: anklet, S: toe, and Q: key. You press <<Q>>.
I: nacho, S: scallion, and Q: locker. You press <<Q>>.
I: headset, S: lightbulb, and Q: sock. You press <<Q>>.
I: screen, S: cream cheese, and Q: trumpet. You press <<S>>.
I: fireworks, S: crate, and Q: hole. You press <<I>>.
I: sock, S: closet, and Q: odometer. You press <<Q>>.
I: playing card, S: candle, and Q: scrambled egg. You press <<Q>>.
I: helicopter, S: melon, and Q: leg. You press <<I>>.