edX Adaptive WG (2016)

• Flexibility - Abstracting out the taxonomy concept as a separate authorable entity in the platform

  • Common Core high school algebra

  • Khan’s Knowledge Map

  • Metacademy

• Versioning - taxonomies change over time

• Multi-alignment - multiple taxonomies associated with a single course/library

• Portability - transport across MOOC instances

Content Tagging (2017)

• Product memo with incremental needs based on Credo's work

Open Learning Initiative @ Stanford Semantic Tagging requirements (2014)

• Learning objective = what student will be able to do by the end of the module

• Learning objective contains skills (sub-objectives)

• Skill = discrete concept or knowledge component, actionable for instructors

• OLI courses have 30-50 learning objectives and 100-1,000 skills

Resource Tagging (2014) for Open Learning Initiative

• Tags to associate with course resources in a many-to-many relationship

• Categories of tags

• Tags and categories have names and descriptions

• Tags not in tracking events, but sent with course exports

Content Tagging (2014)

• Use cases

  • OLI's learning objectives and skills

  • MIT's Backstage with learning objective graph and relationships

  • Content library filtering

  • Adaptive

• xBlock Asides proposed in contrast to Stanford's generic framework