Download or read book Get to Know Screws written by Paul Challen and published by Crabtree Publishing Company. This book was released on 2009 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: Screws are everywhere! They help keep buildings together and help us move and lift things. Come inside this book for a fun and fascinating look at this simple machine. Kids will love the fun with screws section.