You will be presented with triplets of objects, which will be assigned to the keys O, G, and S.
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: firecracker, G: lightning bug, and S: skull. You press <<S>>.
O: wasp, G: modem, and S: gyro. You press <<G>>.
O: leg, G: earwig, and S: shower cap. You press <<S>>.
O: mashed potato, G: gyroscope, and S: leopard. You press <<G>>.
O: rosary, G: syrup, and S: cat. You press <<G>>.
O: folder, G: blanket, and S: ruby. You press <<G>>.
O: soy sauce, G: luggage, and S: earplug. You press <<O>>.
O: doorhandle, G: baton, and S: hairspray. You press <<S>>.
O: christmas card, G: knitting, and S: camera. You press <<G>>.
O: whipped cream, G: bandanna, and S: urinal. You press <<S>>.
O: camera, G: knob, and S: glue. You press <<O>>.
O: wolf, G: crucifix, and S: bike. You press <<O>>.
O: milkshake, G: cereal, and S: tinsel. You press <<S>>.
O: bedpost, G: origami, and S: payphone. You press <<G>>.
O: coffee pot, G: snake, and S: wire. You press <<O>>.
O: neck, G: rim, and S: harness. You press <<O>>.
O: vent, G: torch, and S: tortilla. You press <<O>>.
O: car seat, G: pineapple, and S: chalkboard. You press <<G>>.
O: sweeper, G: sewage, and S: whale. You press <<G>>.
O: boulder, G: fence, and S: school bus. You press <<S>>.