# The hinge question

Source: https://decka.dev/templates/the-hinge-question-41327b650f3e

One question at the pivot of the lesson, answered by everyone at once on their phones instead of on mini whiteboards. The decision rule is written before the lesson: this many right and you move on, fewer and you reteach.

Slides: 4.

Topics: Classroom, Formative Assessment.

Open the [interactive preview](https://decka.dev/templates/the-hinge-question-41327b650f3e) to browse the slides and use this template in your workspace.