Excerpt from Wentworth's Primary Arithmetic Put your finger over one dot. How many more dots do you now see in the group? Put your finger over two dots. How many more dots do you now see in the group? Put your finger over three dots. Are there any more dots in the group?...
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely...
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely...