Books
3 results found| Title | Authors | Description | OpenBook ID | |
|---|---|---|---|---|
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Duplicar y multiplicar | Richard Leffingwell | Uses objects to describe how to multiply and divide numbers. | OL17875274W |
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Doubling and multiplying | Diyan Leake,Richard Leffingwell | Doubling and multiplying explains what these operations are and how they can be used in everyday lives. | OL20536249W |
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Adding And Counting on | Richard Leffingwell | Introduces the mathematical concept of addition. | OL8716007W |