**Paper Playground Website:**
- https://phetsims.github.io/paper-land/
**CU Craft Website:**
- https://cucraftlab.org/sensory-inquiry-learning/
- https://cucraftlab.org/paper-playground/
**Instructables:**
1. https://www.instructables.com/Sensory-Extensions-for-Ratio-and-Proportion-PhET-I/
2. https://www.instructables.com/Microbit-and-Paper-Playground-Integration-for-Enha/
3. {Sorting Hat Instructables coming soon}