Books
2 results found| Title | Authors | Description | OpenBook ID | |
|---|---|---|---|---|
|
Elevator magic | Stuart J. Murphy | Explains the concept of subtraction through a rhyming text about a descending elevator. | OL14871375W |
|
Let's Subtract Money (Dollars & Cents) | Kelly Doudna | 23 p. : 19 cm | OL492048W |