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

I: charger, Q: puppet, and R: doll. You press <<I>>.
I: briefcase, Q: sorbet, and R: sugar cube. You press <<I>>.
I: hair, Q: kettle, and R: swimming pool. You press <<I>>.
I: soldering iron, Q: sling, and R: spear. You press <<Q>>.
I: stake, Q: safety pin, and R: hatbox. You press <<R>>.
I: belt buckle, Q: ping-pong table, and R: computer. You press <<I>>.
I: charger, Q: sand, and R: inhaler. You press <<Q>>.
I: appetizer, Q: bra, and R: airboat. You press <<Q>>.
I: chest, Q: spam, and R: recorder. You press <<I>>.
I: camper, Q: ski lift, and R: hoe. You press <<I>>.
I: spout, Q: grinder, and R: sparkler. You press <<R>>.
I: coin, Q: headset, and R: airbag. You press <<I>>.
I: taxi, Q: neck, and R: plaster cast. You press <<I>>.
I: doorknob, Q: beetle, and R: curb. You press <<I>>.
I: hotplate, Q: kaleidoscope, and R: mousetrap. You press <<Q>>.
I: torso, Q: gorilla, and R: closet. You press <<Q>>.
I: tapestry, Q: flypaper, and R: banjo. You press <<Q>>.
I: windshield wiper, Q: seatbelt, and R: frisbee. You press <<R>>.
I: gearshift, Q: chili, and R: calzone. You press <<I>>.
I: blackberry, Q: swing set, and R: porthole. You press <<Q>>.