Leap into two action-packed adventures!
In Volcano Adventure , Hal and Roger Hunt are off to the Pacific to study volcanoes with a young scientist, Dr. Dan Adams. They share some amazing experiences but Dr. Adams is behaving strangely and Hal begins to worry that he might be putting them all in danger . . .
In South Sea Adventure , Hal and Roger are commissioned to bring back some extraordinary sea creatures, but that’s not their only mission. They’re also out to visit the remote pearl-oyster beds of a secret lagoon, but there are others after the pearls as well, and they soon find themselves stranded on a desolate atoll with little hope of survival . . .
發表於2025-03-06
Adventure Double 2025 pdf epub mobi 電子書 下載
圖書標籤: 科普
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評分兒時最愛,終於藉到原版瞭
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評分兒時最愛,終於藉到原版瞭
Adventure Double 2025 pdf epub mobi 電子書 下載