Assertion: portfolio's work | /r/HasProperty | signed by parent
Facets:
Source sentences:
text: For example, to involve parents in the process, teachers make sure parents view most student work on a consistent basis; for example, some teachers require students to get much of their work signed by parents to be returned to school; some teachers send work home in a two-pocket folder in which one pocket contains work that can stay home and the other pocket contains work that can be viewed by parents but should be returned to school, each pocket carefully labeled as such; some teachers use a three-pocket folder in which the third pocket is a place parents can pass along notes or comments or questions;