You will be presented with triplets of objects, which will be assigned to the keys U, F, and K.
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: eggshell, F: fungus, and K: ready meal. You press <<F>>.
U: lens, F: wand, and K: dishrag. You press <<K>>.
U: dessert, F: globe, and K: bow. You press <<F>>.
U: nail clippers, F: thread, and K: mattress. You press <<K>>.
U: lightbulb, F: rag, and K: gutter. You press <<F>>.
U: ram, F: snowshoe, and K: blowgun. You press <<F>>.
U: sandbag, F: parfait, and K: tongue. You press <<U>>.
U: air mattress, F: throne, and K: centerpiece. You press <<U>>.
U: stump, F: pie, and K: scale. You press <<F>>.
U: sardine, F: belt, and K: kaleidoscope. You press <<K>>.
U: carrot, F: chess piece, and K: unicycle. You press <<U>>.
U: pinwheel, F: cornhusk, and K: ski pole. You press <<K>>.
U: pocketknife, F: pencil, and K: quilt. You press <<K>>.
U: spoon, F: calf, and K: tweezers. You press <<F>>.
U: camera, F: can opener, and K: soap. You press <<K>>.
U: trunk, F: ski pole, and K: statue. You press <<K>>.
U: blindfold, F: dough, and K: pig. You press <<U>>.
U: iron, F: terrarium, and K: skateboard. You press <<F>>.
U: dial, F: praying mantis, and K: poinsettia. You press <<U>>.
U: rat, F: honeypot, and K: tube top. You press <<F>>.