> ## Documentation Index
> Fetch the complete documentation index at: https://docs.timeback.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get course curriculum tree

> Retrieve the full hierarchical curriculum tree for a specific course, recursively fetching all children using isChildOf associations



## OpenAPI

````yaml /openapi/learn-with-ai/platform-api.yaml get /curriculum/1.0/documents/{documentId}/courses/{courseId}
openapi: 3.1.1
info:
  title: TimeBack Platform API
  description: >-
    RESTful API for the TimeBack Platform. Covers authentication, rostering,
    curriculum, insights, assessments, content grading, and more.
  version: 2026.09.10.1
servers:
  - url: https://platform.dev.timeback.com
    description: integration
security: []
tags:
  - name: Auth
    description: Authentication and authorization endpoints
  - name: Organizations
    description: Organizations module contains all endpoints around organization management
  - name: Applications
    description: Applications module contains all endpoints for managing LTI applications
  - name: Users
    description: >-
      Users module contains all endpoints around user creation, update and
      consultation
  - name: Students
    description: Students module contains all endpoints around student management
  - name: Demographics
    description: >-
      Demographics module contains all endpoints around demographics
      consultation
  - name: Consent
    description: >-
      Initiate and query TimeBack parental consent for a student, backed by an
      immutable audit trail.
  - name: Classes
    description: Classes module contains all endpoints around class management
  - name: Courses
    description: Courses module contains all endpoints around course management
  - name: Enrollments
    description: Enrollments module contains all endpoints around enrollment consultation
  - name: CASE
    description: Competency and Academic Standards Exchange (CASE) 1.1 API
  - name: Curriculum
    description: Curriculum module contains endpoints for managing curriculum data
  - name: Competency Track
    description: Competency track endpoints
  - name: Content Grading
    description: >-
      Registration and management of graders for free-response content items —
      bring-your-own external graders (Tier 2) and, once shipped,
      platform-managed grading prompts (Tier 1).
  - name: Caliper
    description: The Caliper module contains all endpoints around Caliper Analytics
  - name: Insights
    description: Coaching insights and session analytics endpoints
paths:
  /curriculum/1.0/documents/{documentId}/courses/{courseId}:
    get:
      tags:
        - Curriculum
      summary: Get course curriculum tree
      description: >-
        Retrieve the full hierarchical curriculum tree for a specific course,
        recursively fetching all children using isChildOf associations
      operationId: getCourseCurriculum
      parameters:
        - name: documentId
          in: path
          required: true
          description: The unique identifier of the document
          schema:
            type: string
            format: uuid
        - name: courseId
          in: path
          required: true
          description: The unique identifier of the course
          schema:
            type: string
            format: uuid
      responses:
        '200':
          description: Successful response with nested curriculum tree
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AppCurriculumItemList'
        '400':
          $ref: '#/components/responses/BadRequest6'
        '404':
          $ref: '#/components/responses/NotFound3'
        '500':
          $ref: '#/components/responses/InternalError6'
      security:
        - CognitoUserPoolAuthorizer:
            - https://purl.imsglobal.org/spec/case/v1p0/scope/case.readonly
components:
  schemas:
    AppCurriculumItemList:
      type: object
      properties:
        items:
          type: array
          items:
            $ref: '#/components/schemas/AppCurriculumItem'
      required:
        - items
    AppCurriculumItem:
      type: object
      description: A curriculum item representation
      properties:
        id:
          type: string
          description: Unique identifier
        title:
          type: string
          description: Item title/full statement
        type:
          type: string
          description: Item type code
        code:
          type:
            - string
            - 'null'
          description: Human coding scheme
        abbreviatedStatement:
          type:
            - string
            - 'null'
          description: >-
            Abbreviated version of the full statement; lets a consumer apply the
            aggregate standard-name precedence (abbreviatedStatement ?? code ??
            title)
        order:
          type:
            - string
            - 'null'
          description: >-
            Resolved ordering value equivalent to the aggregate's order —
            standards/subStandards from the isPartOf→course sequenceNumber, all
            other items from listEnumeration
        extensions:
          type:
            - object
            - 'null'
          description: Additional extension data
        associations:
          type: array
          items:
            $ref: '#/components/schemas/AppCurriculumItemAssociation'
          description: Non-hierarchical associations where this item is the source
        subjects:
          type: array
          items:
            $ref: '#/components/schemas/AppCurriculumSubject'
          description: Subjects associated with this item (only populated for courses)
        children:
          type: array
          items:
            type: object
            description: Recursive reference to AppCurriculumItem
          description: Child items
      required:
        - id
        - title
        - type
        - associations
    ErrorResponse:
      type: object
      properties:
        message:
          type: string
          examples:
            - Error message
    AppCurriculumItemAssociation:
      type: object
      description: An association from a curriculum item to another item
      properties:
        destinationId:
          type: string
          description: Identifier of the destination item
        destinationType:
          type: string
          description: Type code of the destination item
        associationType:
          type: string
          description: Type of the association (e.g., exactMatchOf, isRelatedTo, precedes)
      required:
        - destinationId
        - destinationType
        - associationType
    AppCurriculumSubject:
      type: object
      description: A subject associated with a curriculum item
      properties:
        id:
          type: string
          description: Unique identifier of the subject
        title:
          type: string
          description: Title of the subject
      required:
        - id
        - title
  responses:
    BadRequest6:
      description: Bad request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    NotFound3:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    InternalError6:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  securitySchemes:
    CognitoUserPoolAuthorizer:
      type: oauth2
      description: >-
        OAuth 2.0 client credentials flow. Contact timeback@trilogy.com to
        request credentials for your application.
      flows:
        clientCredentials:
          tokenUrl: https://platform.dev.timeback.com/auth/1.0/token
          scopes:
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster.readonly: roster readonly
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster-core.readonly: roster-core readonly
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster.createput: roster createput
            https://purl.imsglobal.org/spec/lti/v1p3/scope/lti.readonly: lti readonly
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster-demographics.readonly: roster-demographics readonly
            https://timeback-platform.trilogy.com/consent/scope/consent.write: consent write
            https://timeback-platform.trilogy.com/consent/scope/consent.read: consent read
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster-core.createput: roster-core createput
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster.delete: roster delete
            https://purl.imsglobal.org/spec/or/v1p2/scope/roster-core.delete: roster-core delete
            https://purl.imsglobal.org/spec/case/v1p0/scope/case.readonly: case readonly
            https://purl.imsglobal.org/spec/case/v1p0/scope/case.createput: case createput
            https://purl.imsglobal.org/spec/case/v1p0/scope/case.delete: case delete
            https://timeback-platform.trilogy.com/competency-track/scope/competency-track.readonly: competency-track readonly
            https://timeback-platform.trilogy.com/competency-track/scope/competency-track.write: competency-track write
            https://timeback-platform.trilogy.com/competency-track/scope/competency-track.delete: competency-track delete
            https://timeback-platform.trilogy.com/content/scope/content.write: content write
            https://timeback-platform.trilogy.com/content/scope/content.read: content read
            https://purl.imsglobal.org/spec/caliper/v1p2/scope/events.write: events write
            https://purl.imsglobal.org/spec/caliper/v1p2/scope/events.readonly: events readonly
            https://timeback-platform.trilogy.com/webhooks/scope/webhooks.write: webhooks write
            https://timeback-platform.trilogy.com/webhooks/scope/webhooks.read: webhooks read
            https://timeback-platform.trilogy.com/webhooks/scope/webhooks.delete: webhooks delete

````