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217 pages • first pub 1968 (editions)
ISBN/UID: 9780590098533
Format: Paperback
Language: English
Publisher: Scholastic
Publication date: Not specified
Description
With evidence like this, our seven young geniuses can't be far behind. And they're not! The town of Mammoth Falls will never be the same again, because here come the Mad Scientists with five more mad adventures!Just another quiet day in Mammoth Fa...
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Content Warnings
217 pages • first pub 1968 (editions)
ISBN/UID: 9780590098533
Format: Paperback
Language: English
Publisher: Scholastic
Publication date: Not specified
Description
With evidence like this, our seven young geniuses can't be far behind. And they're not! The town of Mammoth Falls will never be the same again, because here come the Mad Scientists with five more mad adventures!Just another quiet day in Mammoth Fa...
Community Reviews
Content Warnings