You will be presented with triplets of objects, which will be assigned to the keys O, F, and G.
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.

O: tuxedo, F: doorknob, and G: staple gun. You press <<O>>.
O: stalagmite, F: tarantula, and G: magnifier. You press <<G>>.
O: pogo stick, F: hot-air balloon, and G: jeep. You press <<F>>.
O: snorkel, F: parrot, and G: diving board. You press <<F>>.
O: tea, F: bowler hat, and G: tooth. You press <<F>>.
O: carriage, F: turtle, and G: doghouse. You press <<F>>.
O: goldfish, F: robe, and G: tool. You press <<O>>.
O: pool table, F: car seat, and G: creme brulee. You press <<G>>.
O: flower, F: pothole, and G: guacamole. You press <<F>>.
O: flour, F: slipper, and G: thumb. You press <<G>>.
O: mold, F: mop, and G: nut. You press <<F>>.
O: flag, F: tarp, and G: router. You press <<G>>.
O: retainer, F: shoehorn, and G: playpen. You press <<G>>.
O: videocassette, F: pastry, and G: polar bear. You press <<O>>.
O: shuffleboard, F: puddle, and G: bow. You press <<F>>.
O: mirror, F: ski, and G: dart. You press <<O>>.
O: hot-air balloon, F: teddy bear, and G: crutch. You press <<F>>.
O: meat, F: hoodie, and G: blazer. You press <<O>>.
O: shopping basket, F: grass, and G: gel. You press <<O>>.
O: lock, F: deodorant, and G: navel. You press <<O>>.