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CK-12 FlexBook 2.0 vs OERSI

OERSI

5.6#26 in open educational resource platforms
WebAPISelf-hosted
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What both publish

FactCK-12 FlexBook 2.0OERSI
IntegrationsCK-12 lists Google Classroom, Canvas, Schoology, Kiddom, Clever and ClassLink as SSO or LMS partners.The about page names twillo and ORCA.nrw as platforms integrating OERSI search; it also lists reuse in BASE, finc, and library search interfaces.
PurposeFlexBooks are customizable digital textbooks for K–12 subjects including science, math, and social studies.OERSI is a search engine for open educational resources in higher education, provided jointly by hbz and TIB since 2020.

CK-12 FlexBook 2.0 plans

  • CK-12 FlexBook 2.0Free
  • FlexBook 2.0Free

OERSI plans

No prices published.

Pick CK-12 FlexBook 2.0 if…

FlexBook 2.0 suits K–12 educators who want to adapt textbook chapters and assign lessons or practice to classes and differentiated groups. Students can use its lessons and adaptive practice, while the browser access supports a range of device types.

Pick OERSI if…

It suits higher-education learners, teachers, librarians, and developers seeking openly licensed educational resources or metadata access. Providers can connect collections through the listed submission formats and APIs.

Charts they share