TABLE A1.
Item characteristics: number, type, weight, and distance on the left and right sides of the balance beam, torque, and which side goes down.
| Item configuration |
||||||||
| Left |
Right |
|||||||
| Item number | Item type | D | W | D | W | Torque | Side down | Addition strategy |
| 1 | W | 2 | 1 | 2 | 2 | 2 | Right | Correct |
| 2 | W | 3 | 3 | 3 | 4 | 3 | Right | Correct |
| 3 | W | 1 | 2 | 1 | 4 | 2 | Right | Correct |
| 4 | W | 2 | 3 | 2 | 2 | −2 | Left | Correct |
| 5 | W | 4 | 3 | 4 | 1 | −8 | Left | Correct |
| 6 | D | 2 | 1 | 1 | 1 | −1 | Left | Correct |
| 7 | D | 3 | 2 | 2 | 2 | −2 | Left | Correct |
| 8 | D | 4 | 3 | 2 | 3 | −6 | Left | Correct |
| 9 | D | 3 | 4 | 4 | 4 | 4 | Right | Correct |
| 10 | D | 2 | 3 | 3 | 3 | 3 | Right | Correct |
| 11 | CB | 1 | 4 | 4 | 1 | 0 | Balance | Correct |
| 12 | CB | 3 | 1 | 1 | 3 | 0 | Balance | Correct |
| 13 | CB | 3 | 2 | 2 | 3 | 0 | Balance | Correct |
| 14 | CB | 3 | 4 | 4 | 3 | 0 | Balance | Correct |
| 15 | CB | 4 | 2 | 2 | 4 | 0 | Balance | Correct |
| 16 | CW | 4 | 2 | 3 | 3 | 1 | Right | Incorrect |
| 17 | CW | 2 | 3 | 4 | 1 | −2 | Left | Incorrect |
| 18 | CW | 3 | 1 | 2 | 3 | 3 | Right | Correct |
| 19 | CW | 1 | 4 | 3 | 1 | −1 | Left | Correct |
| 20 | CW | 3 | 2 | 2 | 4 | 2 | Right | Correct |
| 21 | CD | 1 | 4 | 3 | 3 | 5 | Right | Correct |
| 22 | CD | 2 | 2 | 1 | 3 | −1 | Left | Incorrect |
| 23 | CD | 3 | 3 | 2 | 4 | −1 | Left | Incorrect |
| 24 | CD | 1 | 4 | 2 | 3 | 2 | Right | Incorrect |
| 25 | CW* | 4 | 2 | 3 | 3 | 1 | Right | Incorrect |
W, weight; D, distance; C, conflict. *This CW item should have been a CD item but was digitized incorrectly. The number of weights is presented, and each weight was 5 kg.