CK-12 users can add concepts to a new or an existing CK-12 FlexBook® textbook.
- Sign in to CK-12.
- Search for a concept or drill down by clicking on Subjects.
- Select the Read modality.
- Click Add to FlexBook® Textbook on the left menu.
- Add the concept to an existing FlexBook® or Create a New FlexBook®.
- Click OK.