The first questions: digits and base-ten

The first two questions for my sixth-graders: 1. How many digits do we have in our system of numbers and what are they? 2. What is the "main thing" about our numbering system?     A note about the awkward nature of this ... (read more)

The 2008-2009 School Year -- Welcome !!

This is the link to my website and my email address:  http://www.eusd4kids.org/Schools/hidden_valley/teacherfolders/sellis/website/index.html sellis@eusd4kids.org Hello and welcome to the 2008-2009 school year! Several people have said that ... (read more)