Product Overview

Immediate download of the file after checkout. Files may be downloaded using the link on your invoice twice (2 times) within five (5) days.
We offer our digital downloadable materials under two license options:
- an Individual License for individual homeschoolers, and
- Extended License for schools, co-ops, and multi-family homeschool groups.

Choosing the correct license helps us keep pricing affordable while also preventing copyright misunderstandings.

Intended for children in Montessori level 6-9, this set of materials includes 8 sets of matching cards to lead the children from formation of ancient Mayan numerals, units through thousands.

Includes:

Names of numerals
Formation of numerals
Greater than; less than overview
Addition of numerals
Subtraction of numerals

Designed to allow for flexibility in thinking and reasoning of mathematical concepts in base 20, as well as reinforce the concepts introduced in the history of numeration. Allows the teacher to lay the foundation for children to work in other bases, while providing the skills necessary to perform and function in other higher level math concepts.