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

Q: boy, N: violin, and R: bottle. You press <<R>>.
Q: manhole, N: french fries, and R: fountain pen. You press <<Q>>.
Q: bun, N: cello, and R: hourglass. You press <<Q>>.
Q: jam, N: raspberry, and R: hairspray. You press <<R>>.
Q: splinter, N: duckling, and R: football helmet. You press <<N>>.
Q: wheat, N: stingray, and R: cabbage. You press <<N>>.
Q: charger, N: trashcan, and R: cake mix. You press <<N>>.
Q: space shuttle, N: sugar cube, and R: marker. You press <<N>>.
Q: pastry, N: flip flop, and R: crossbow. You press <<N>>.
Q: roulette wheel, N: slingshot, and R: keyhole. You press <<R>>.
Q: aquarium, N: tree trunk, and R: gargoyle. You press <<Q>>.
Q: bagpipe, N: jackhammer, and R: pendulum. You press <<R>>.
Q: thimble, N: place mat, and R: jeep. You press <<R>>.
Q: freezer, N: airboat, and R: barrel. You press <<R>>.
Q: wagon, N: curling iron, and R: neck. You press <<Q>>.
Q: foam, N: potholder, and R: calculator. You press <<N>>.
Q: chin, N: beetle, and R: anvil. You press <<N>>.
Q: charger, N: globe, and R: water cooler. You press <<N>>.
Q: locket, N: hay, and R: cornucopia. You press <<Q>>.
Q: spaghetti, N: kilt, and R: arm. You press <<Q>>.