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

U: ear, D: cherry, and I: baton. You press <<D>>.
U: organ, D: scaffolding, and I: roller coaster. You press <<U>>.
U: blower, D: wedding cake, and I: raft. You press <<D>>.
U: minivan, D: checkers, and I: tomato sauce. You press <<U>>.
U: boomerang, D: crane, and I: bark. You press <<U>>.
U: saw, D: centerpiece, and I: teabag. You press <<U>>.
U: barrel, D: rat, and I: birdcage. You press <<U>>.
U: metal detector, D: basketball, and I: lid. You press <<I>>.
U: sundial, D: iron, and I: coral. You press <<D>>.
U: life jacket, D: gurney, and I: springboard. You press <<I>>.
U: pallet, D: bra, and I: triangle. You press <<D>>.
U: hot-water bottle, D: pillbox, and I: wine cooler. You press <<U>>.
U: banana, D: dough, and I: buoy. You press <<I>>.
U: coaster, D: ear, and I: amplifier. You press <<U>>.
U: ear, D: vending machine, and I: wreath. You press <<U>>.
U: hammer, D: marmalade, and I: scuba. You press <<D>>.
U: washboard, D: cork, and I: plunger. You press <<I>>.
U: fly, D: crumb, and I: hearing aid. You press <<I>>.
U: ukulele, D: teapot, and I: shoulder. You press <<I>>.
U: cap, D: scanner, and I: freezer. You press <<U>>.