500
To do this effectively, start at the back and work toward the front.
1. Figure out your purpose. Ask, "why?"
2. Read the questions and then the conclusion.
3. Do a gallery walk.
4. Skim for big ideas, different looking words.
5. Search for IMPORTANT details
6. Take notes and highlight (or post-it notes)
7. Read it all from front to back.
8. Answer your personal questions
How do you read a textbook?