PUBLICATIONS FOR SALE

If you are an individual looking to purchase a single copy of a title we publish, a list of titles for sale can be found either via our Barnes & Noble publisher page here, or our Amazon publisher page here. 

PLEASE NOTE: Some of these titles are no longer in print.

If you are from a bookstore or educational institution and want information about pricing and availability of our published titles, please contact us at montezuma@aztecmail.com and send us the following information:

 

  • YOUR NAME AND ORGANIZATION/COMPANY
  • THE ISBN AND TITLE OF THE BOOK
  • QUANTITY REQUESTED
  • YOUR SHIPPING AND BILLING ADDRESS
  • PURCHASE ORDER

If you are requesting information on behalf of a bookstore, company, or insitituion who has never purchased from us before, we will need your W-9, reseller's permit (if applicable), and purchase order before we can process your order. 

PLEASE NOTE: Depending on the quantity requested, soft cover books may take 2-3 weeks to arrive from date of order, and hard cover books may take 3-4 weeks to arrive. Please plan accordingly.

Math Cards

These Math Cards provide a portable set of math problems each with multiple number choices. Set includes 65–70 index cards in color-coded sections and are intended for use at the elementary school level. Problem types are based on over 25 years of research by Cognitively Guided Instruction (CGI). CGI professional development aims to increase teachers' knowledge of how children think about mathematics and how to use knowledge of children's thinking to inform their mathematics instruction.

**PLEASE NOTE: There is a 10 set minimum purchase quantity. You may mix and match any of the 3 versions to get to 10 sets total.** 

Math Cards: Whole Numbers

WHOLE NUMBERS

Developed by CGI Researchers

Suggested retail $12.00

ISBN: 978-0-7442-5644-4
68 cards
Published 2018

 

Math Cards: Fractions - English Version

FRACTIONS - ENGLISH VERSION

Developed by CGI Researchers

Suggested retail $12.00

ISBN: 978-0-7442-5547-8
73 cards
Published 2018

 

Math Cards: Fractions - Spanish Version

FRACTIONS - SPANISH VERSION

Developed by CGI Researchers

Suggested retail $12.00

ISBN: 978-0-7442-5602-4
73 cards
Published 2018