As Tillie Tiger teaches her friends to multiply, the reader can check the answers by pressing down on each animal's chin and looking inside the mouth.
- ISBN10 0812061101
- ISBN13 9780812061109
- Publish Date 1 January 1990
- Publish Status Unknown
- Publish Country US
- Imprint Barron's Educational Series
- Format Hardcover
- Pages 12
- Language English