Data licenses and attribution

This bundled demonstration uses 15 original sample skill summaries and 48 original demonstration questions. It does not redistribute Marble taxonomy datasets. The optional import helper downloads the separate Marble Skill Taxonomy licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (Marble-authored content): withmarbleapp/os-taxonomy. © Generative Spark, Inc. (Marble). Third-party curriculum standards have separate terms; see the upstream PROVENANCE.md. A production redistribution of any Marble-derived content requires correct notices, share-alike compliance, and applicable upstream permissions.