You will be presented with triplets of objects, which will be assigned to the keys I, X, and Z.
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: abacus, X: grain, and Z: envelope. You press <<Z>>.
I: binder, X: life jacket, and Z: zebra. You press <<Z>>.
I: beaker, X: waffle, and Z: sling. You press <<I>>.
I: prune, X: typewriter, and Z: french fries. You press <<X>>.
I: vending machine, X: ukulele, and Z: arch. You press <<X>>.
I: football helmet, X: hawk, and Z: baton. You press <<X>>.
I: gasket, X: fire alarm, and Z: surfboard. You press <<Z>>.
I: wire cutters, X: penguin, and Z: map. You press <<I>>.
I: jeans, X: rattle, and Z: garbage. You press <<X>>.
I: blower, X: stethoscope, and Z: gearshift. You press <<Z>>.
I: firewood, X: pen, and Z: chips. You press <<X>>.
I: crutch, X: pistachio, and Z: dumbwaiter. You press <<I>>.
I: notepad, X: strawberry, and Z: outlet. You press <<X>>.
I: cookie cutter, X: toy, and Z: ladle. You press <<X>>.
I: moccasin, X: hedge, and Z: school bus. You press <<Z>>.
I: compost, X: moccasin, and Z: ice cube. You press <<Z>>.
I: popsicle, X: cork, and Z: grapevine. You press <<X>>.
I: graffiti, X: quill, and Z: sawhorse. You press <<X>>.
I: trident, X: doily, and Z: shredder. You press <<Z>>.
I: snow, X: garbage truck, and Z: stir fry. You press <<X>>.
I: marshmallow, X: cashew, and Z: pulley. You press <<Z>>.
I: record, X: rack, and Z: spider. You press <<I>>.
I: camera lens, X: scalpel, and Z: bug. You press <<I>>.
I: hotdog, X: chalice, and Z: wax. You press <<X>>.
I: bazooka, X: rocking horse, and Z: abacus. You press <<I>>.
I: sim card, X: bell pepper, and Z: dresser. You press <<X>>.
I: root, X: bat, and Z: blouse. You press <<Z>>.
I: log, X: chopsticks, and Z: poppy. You press <<Z>>.
I: eyedropper, X: dragonfly, and Z: grapefruit. You press <<I>>.
I: stump, X: mascara, and Z: fudge. You press <<X>>.
I: mousetrap, X: container, and Z: toucan. You press <<I>>.
I: file, X: broccoli, and Z: sheath. You press <<X>>.
I: pearl, X: emerald, and Z: sweater. You press <<Z>>.
I: goose, X: test tube, and Z: crate. You press <<I>>.
I: coffee pot, X: orange rind, and Z: marshmallow. You press <<X>>.
I: metal detector, X: cup, and Z: cornbread. You press <<I>>.
I: switch, X: coop, and Z: sorbet. You press <<X>>.
I: tostada, X: photo booth, and Z: ginger. You press <<X>>.
I: french fries, X: generator, and Z: jackhammer. You press <<I>>.
I: tiger, X: walrus, and Z: coffin. You press <<Z>>.