We update Notgrass History curriculum from time to time, including making minor revisions and releasing major new editions. If you purchase a used copy of a previous edition, it is still a great curriculum!
We have available for purchase digital downloads of many of the consumable books used in previous editions.
If you are missing an Answer Key, you can download that at no charge.
We have a list of important supplements, changes, and corrections available. Tap the link below and find the curriculum for which you want details.