Dennis is a graduate of the University of Idaho and Idaho State University. He taught and served as a principal in Idaho for 39 years. He originally wrote the Idaho Notebook in 1977 as a consumable workbook for 4th grade students. The fifth edition was published in 1994.
Dennis is currently retired and lives in Twin Falls, Idaho.
Idaho Notebook is written for use by Idaho students in grades four and eight. The Smashwords Edition is aligned with the Idaho Core Standards for Social Studies in grade four. This book contains fifty short articles and a few illustrations. Most of the stories are followed by comprehension questions or an activity.