Teaching about light and sight
a handbook for classroom teachers in elementary and secondary schools.
Our rough guess is there are 19,750 words in this book.
At a pace averaging 250 words per minute, this book will take 1 hours and 19 minutes to read. With a half hour per day, this will take 3 days to read.
How long will it take you?
This book will take an estimated to read at a reading speed averaging words per minute. With 30 minutes per day, this will take to read.
Enter your reading speedYou can take one of our WPM reading speed tests to find your reading speed.
Create a free account to track your reading progress, build your reading list, and set reading goals.
Publication
1946 - Research Division, National Education Association of the United States, Washington, D. C, District of Columbia
Language
English
Word Count
19,750 words, Guess
Page Count
79 pages
Identifiers
- Library of Congress Control Number46005360
- Open LibraryOL17891307M
Classifications
- DDC371.72
- LCCQP475 .N3
Reader Reviews
No reviews yet for this book.
Be the first to share your thoughts!