Operation Deep Blue

Ten-year-old Leo thought of himself as a real sea scientist,even if he didn't have any money. That was why he spent his summer vacation walking across the beach like a silly penguin,wearing giant flip...

Harsh Vardhan Singh ChauhanHi, friends I Harsh Vardhan singh chauhan. I am very curious to know about the secrets in depth of ocean . This book is also one of my curious research. Thankyou for reading this book.