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

N: jam, P: periscope, and D: tadpole. You press <<N>>.
N: catapult, P: typewriter, and D: wire cutters. You press <<P>>.
N: penholder, P: yak, and D: domino. You press <<D>>.
N: eggshell, P: chaps, and D: clipper. You press <<N>>.
N: desk, P: hinge, and D: surfboard. You press <<N>>.
N: windshield, P: sleeping bag, and D: satellite. You press <<P>>.
N: skirt, P: fire pit, and D: sugar cube. You press <<D>>.
N: bag, P: boomerang, and D: car. You press <<N>>.
N: radio, P: boot, and D: vending machine. You press <<D>>.
N: scooter, P: stethoscope, and D: bus. You press <<N>>.
N: lingerie, P: kebab, and D: jewel. You press <<N>>.
N: napkin, P: palette, and D: tee. You press <<P>>.
N: frame, P: granite, and D: volleyball. You press <<D>>.
N: pencil, P: flatiron, and D: cassette. You press <<P>>.
N: awning, P: noodle, and D: coffee table. You press <<D>>.
N: oyster, P: dishrag, and D: mouthpiece. You press <<N>>.
N: orange rind, P: wallpaper, and D: wall. You press <<N>>.
N: fly, P: cheese, and D: exhaust pipe. You press <<N>>.
N: notebook, P: tablet, and D: hairnet. You press <<D>>.
N: sweatsuit, P: scaffolding, and D: barcode. You press <<N>>.