Two of the twelve PDF eBooks within Enrichment Chemistry, COMPLETE version 1.0 have been revised to version 2.0, and the remaining eBooks have been renumbered. Grammatical errors within the nine eBooks 1, 2, 3, 4, 6, 7, 8, 9, and 15 version 1.0 have been corrected and all of them have been spell checked and concatenated to produce a new, 445-page TpT product called Enrichment Chemistry, PARTIAL.
The copyright date for each version 1.0 eBook has been changed from 2013 to 2016. New version 2.0 eBooks 5, 6, 7, 12, 13, and 14 have been uploaded as separate products at TpT. A total of fifteen eBooks in the Enrichment Chemistry Series are now available. The list price for the PDF Enrichment Chemistry, PARTIAL eBook has been set at $7.50, or three-fourths of the original list price of $9.95.