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| Illustrator | Tom Cooke |
| Published | 1989 |
| Publisher | Random House |
| Series | A Peek-a-Board Book |
| ISBN | 0-394-81951-9 |
Grover's Adventure Under the Sea is a 1989 Sesame Street board book about Grover scuba diving under the sea. Each page has a hole cut in it to peek through.