CK-12 FlexBook 2.0
7.6#3 in digital textbook platformsFree planFree planAndroidiOSWebExtension
VisitFlexBook 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.
OCW suits self-learners, students seeking supplementary material and educators developing curricula. It is not for learners who need university credit, a degree, a certificate or access to TU Delft faculty.