Errata
Sometimes we make mistakis mistakes 
Below are Errata files in PDF format. Just click on the one you need and the page will either open in or your browser will ask you what you want to do with it. Simply save it onto your local hard drive. Please make a comment if there are any issues getting these files. We try to keep these updated, but let us know if you find any mistakes that are not listed. Thank you.
Pre-Level Biology
Chapter 9
The term cocoon is used in Chapter 9 to describe the housing for a caterpillar as it turns into a butterfly. This term is incorrect and should be "chrysalis." The student text, teacher's manual, and laboratory workbook have been corrected.- Student Text (pdf, 4.84 MB)
- Teacher's Manual (pdf, 72 KB)
- Laboratory Workbook (pdf, 249 KB)
Level I Biology
Chapter 9
The term cocoon is used in Chapter 9 to describe the housing for a caterpillar as it turns into a butterfly. This term is incorrect and should be "chrysalis." The student text, teacher's manual, and laboratory workbook have been corrected.- Student Text - Chapter 9 (pdf, 5.35 MB)
- Student Text - Glossary (pdf, 219 KB)
- Teacher's Manual (pdf, 270 KB)
- Laboratory Workbook (pdf, 96 KB)
Level II Chemistry
Posted files September 2007
- chemistry-level-II-teachers-manual-chp-5.pdf
- chemistry-level-II-chapter-3-pg-71-corrected.pdf
- chemistry-level-II-chapter-3-pg-72.pdf
- chemistry-level-II-chapter-4-pg-94.pdf