Photo of Post-it Notes
| Description |
| Another real world object, the post-it note is ubiquitous. It can easily remind people of meetings, tasks, and many other things. They can easily be arranged as shown in this photograph. |
| Artifact |
| Description |
| Another real world object, the post-it note is ubiquitous. It can easily remind people of meetings, tasks, and many other things. They can easily be arranged as shown in this photograph. |
| Artifact |