The 2nd edition of Thinking Through Science is a refined version with the following improvements and additions:
Five critical thinking lessons have been added that will help students navigate appropriate sources online, utilize reasoning skills in their investigations, and will help them become better judges of information.
There is an easy to follow leveling system for all lessons. Please see the Sample Lesson Plan tab for more information.
Answer keys to all assignments are located in the book itself. There is no need to download anything additional.
Any questions? Please contact me at the email address in the footnotes.