In the fight for the title of ultimate predator of the Jurassic period, there are a number of contenders. However, all could be eclipsed by a startling discovery deep in the Polar Arctic: Predator X. Deep in the permafrost at the top of the world, the fossil of a giant sea-monster has been uncovered. Weighing five times as much as Tyrannosaurus Rex, its body was more than 50 feet long.

Cassandra Leung--a seventeen-year-old trainer of Reckoners, sea beasts bred to defend ships--is kidnapped by the pirate queen Santa Elena and ordered to train a Reckoner pup to defend Santa Elena's ship.

"Berkeley and her best friend, Garth, live on an old cruise ship, scavenging for supplies from the drowned cities left behind on the ocean floor after the sea swallowed up all the land. They think they've seen every kind of aquatic creature, but they never expected to find sea monsters... After awakening a Hydra, Berkeley and Garth are sent to live on a submarine, where they study and hunt sea monsters. But the Hydra wants revenge on their home ship--and...

Jake Pentecost is a once-promising Jaeger pilot whose legendary father gave his life to secure humanity's victory against the monstrous "Kaiju." Now an even more fearsome alien threat has been unleashed on the world and Jake is called back into action by his former co-pilot, Lambert, and a 15-year-old Jaeger hacker, Amara. Rising up to become the most powerful defense force to ever walk the earth, they will set course for a spectacular all-new adventure...

Twelve-year-old Alexa and her companions unwittingly lead Abaddon, now in the form of an enormous, horrible sea monster, to the secret community known as the Five Stone Pillars when they go to bring the people living there home.

"Two nations at war. One prize beyond compare. For generations, the Hundred Isles have built their ships from the bones of ancient dragons to fight an endless war. The dragons disappeared, but the battles for supremacy persisted. Now the first dragon in centuries has been spotted in far-off waters, and both sides see a chance to shift the balance of power in their favour. Because whoever catches it will win not only glory, but the war."--Amazon.com....

A sleepy Princess in Black takes a much-needed vacation and rides her bicycle to the seaside, where she plans to nap in a hammock, but her peace is disrupted by a roaring sea monster.

Before she moves away to a new city, Penny wants to prove that she was truly saved from drowning by the Bawk-ness Monster but instead must rescue kidnapped cryptids from an evil collector along with Luc and K"--

Helaine Becker places six different kinds of monsters under her microscope to expose the proven scientific principles behind the legends. There's also historical background on each monster, as well as trivia and jokes in sidebars, and quizzes at the end of every chapter for readers to test their knowledge. Becker uses the never-ending appetite for all things monster to engage the imaginations of children and get them excited about science, especially...