Автор: [автор не указан] Год: 2012 Издание:Scholastic Страниц: [не указано] ISBN: [не указан] Get your child ready for addition and subtraction! Children will review numbers 1 to 10 and be introduced to numbers 11 to 20.
Topics covered:
- Identifying numbers;
- Writing numbers;
- Counting;
- Adding For use with Grades K-2.
