Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle. Morgan le Fay will make Jack and Annie masters of the tree house if only they can solve four riddles -- which will take four books, of course! Dolphins at Daybreak begins the third set of four books in this magical (and increasingly popular) series! Jack and Annie are off in the Magic...

Still pursued by the evil Count Olaf, the Baudelaire orphans attempt to reach a very important VFD meeting, but first they must travel in a rattletrap submarine to the Gorgonian Grotto, a dangerous underwater cave, in search of the sugar bowl.

An introduction to submarines.

"Are you ready to dive deep under the sea? Make reading your superpower with DK's beautiful, leveled nonfiction. Use your reading superpowers to learn all about living and working deep under the surface of the ocean - a high-quality, fun, nonfiction reader - carefully leveled to help children progress. Submarines and Submersibles is a beautifully designed reader all about life and work under water. The engaging text has been carefully leveled using...

Describes early submarines, their missions, and how technology has changed for these underwater giants.

A nineteenth-century science fiction tale of an electric submarine, its eccentric captain, and undersea world, which anticipated many of the scientific achievements of the twentieth century. The adventures of a French scientist and his companions who travel the seven seas in the mid-nineteenth century as prisoners in the submarine of the mysterious Captain Nemo.

Assigned the task of creating a schematic of a Russian nuclear submarine that is slated for museum exhibition, architect Hannah Bryson enlists the help of her brother, Connor, who finds a mysterious message behind a panel before he is brutally murdered.

"Jerry Mitchell, now the commodore of submarine Development Squadron Five, is dismayed when USS Toledo is reported missing in Arctic waters, close to Russian territory. The vessel is captained by his former shipmate and close friend, Lenny Berg. Eager to investigate, Jerry convinces the Navy to redirect one of his squadrons boats to find out what happened. It turns out Toledo was sunk just outside of Russian territorial waters by a torpedo launched...

In Paris, a graduate student in a secret laboratory reveals a powerful new technology to a beautiful and mysterious woman. A few hours later, the student is drugged and dumped in a river. Radical environmental terrorists are launching a fanatical campaign--and the very future of the world they seek to protect may be at stake. Only MIT scientist and federal agent John Kenner can stop the deadly plot before the terrifying consequences are realized--and...

Somewhere under the Atlantic, a Soviet sub commander has just made a fateful decision: the Red October is heading west. The Americans want her. The Russians want her back. And the most incredible chase in history is on.--Amazon.com.