Mathematics simulator. Folding and subtraction within 20
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The simulator contains 800 examples of addition and subtraction within 20. With its help, the child will automate the skill of oral account, including the transition through a dozen, will gain confidence in his abilities. Tasks have been developed by a primary school teacher with many years of experience.
The simulator will be useful to preschool children and students of grades 1-2
The simulator will be useful to preschool children and students of grades 1-2
Author:
Author:Володина Е. Н.
Cover:
Cover:Soft
Category:
- Category:Arts & Photography
ISBN:
ISBN:4606008568236
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