The eBook/Module license is not sold separately. The eBook/Module license is ONLY sold with the purchase of a hard copy.
The Common Core State Standards (CCSS) for Mathematics begin with the Standards of Mathematical Practice,
which describe ways in which students should “engage with the subject matter” found in the math content
standards. This engagement in the content matter requires that students have a sophisticated command of language
– that they are able to engage in discussion about the math content and speak articulately to justify their solutions
and make connections to the processes used by others