You will be presented with triplets of objects, which will be assigned to the keys B, H, 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.

B: straw, H: eraser, and Z: surfboard. You press <<H>>.
B: piggy bank, H: seatbelt, and Z: shaker. You press <<Z>>.
B: pedometer, H: seaplane, and Z: shoehorn. You press <<H>>.
B: footrest, H: piglet, and Z: fire alarm. You press <<Z>>.
B: pot, H: videogame, and Z: camera. You press <<H>>.
B: face, H: kneepad, and Z: bolt. You press <<B>>.
B: hook, H: lemonade, and Z: grits. You press <<Z>>.
B: hawk, H: block, and Z: scooter. You press <<H>>.
B: chopsticks, H: gramophone, and Z: wire cutters. You press <<H>>.
B: cheeseburger, H: quesadilla, and Z: ladybug. You press <<Z>>.
B: wallpaper, H: football, and Z: dress. You press <<H>>.
B: plastic film, H: beard, and Z: bandage. You press <<Z>>.
B: piano, H: rudder, and Z: envelope. You press <<B>>.
B: tomato sauce, H: baseball, and Z: polo shirt. You press <<Z>>.
B: lettuce, H: airboat, and Z: stained glass. You press <<H>>.
B: washcloth, H: gift, and Z: whip. You press <<B>>.
B: crow, H: car door, and Z: dartboard. You press <<H>>.
B: water cooler, H: ballot box, and Z: mole. You press <<Z>>.
B: breathalyzer, H: squirt gun, and Z: boot. You press <<H>>.
B: lectern, H: shredder, and Z: tee. You press <<B>>.