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

Z: bassoon, S: windowsill, and A: whoopee cushion. You press <<S>>.
Z: polygraph, S: canvas, and A: mold. You press <<Z>>.
Z: sunglasses, S: rickshaw, and A: flag. You press <<Z>>.
Z: collar, S: spool, and A: pheasant. You press <<A>>.
Z: ladybug, S: sled, and A: mousse. You press <<A>>.
Z: sandal, S: bucket, and A: watch. You press <<S>>.
Z: bungee, S: eyeliner, and A: hinge. You press <<S>>.
Z: anchor, S: box, and A: trigger. You press <<S>>.
Z: coat, S: squeegee, and A: jet. You press <<Z>>.
Z: blimp, S: bow, and A: sleeping bag. You press <<Z>>.
Z: landmine, S: photograph, and A: soda fountain. You press <<S>>.
Z: spoon, S: noisemaker, and A: cement mixer. You press <<A>>.
Z: pigeon, S: dumpster, and A: mousetrap. You press <<S>>.
Z: radiator, S: tent, and A: lumber. You press <<S>>.
Z: surfboard, S: magnifier, and A: splinter. You press <<S>>.
Z: light switch, S: muffin, and A: canister. You press <<S>>.
Z: mantle, S: loveseat, and A: brush. You press <<A>>.
Z: rooster, S: chocolate, and A: tiramisu. You press <<Z>>.
Z: doily, S: altar, and A: saddle. You press <<A>>.
Z: water heater, S: cloak, and A: sombrero. You press <<Z>>.