The Mystery of the Bermuda Triangle is the sixth Hey Arnold! chapter book.
Something very strange is happening on the corner of Ninth Street and Bermuda Street. Kids are getting into bizarre accidents, groceries are vanishing into thin air, and weird voices are being heart. Are they just mere coincidences, or is someone responsible for these mysterious events? Arnold and Gerald set out to solve this haunting mystery.
| "Gee, this is harder than I thought."|
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