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General answer: Math Specific Answer: Taylor Series
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Power of Three is the next series after the New Prophecy
The second series in the Warriors book series is called "The New Prophecy." It follows the journey of the ThunderClan cats after they receive a prophecy that foretells of danger and destruction.
Yes, there is a series called "Omen of the Stars" that follows the "Power of Three" series in the Warrior Cats books. It continues the story of the Clans and their struggles.
The series is called The Immortals. The books in the series, in order, are as follows: Evermore, Blue Moon, Shadowland, Dark Flame, Night Star and Everlasting.
Yes, there is a series of young adult science fiction novels called the "Infinity Ring" series. It was created by multiple authors and published by Scholastic. The series follows a group of kids who travel through time to fix historical events.
The series that follows "Heroes of Olympus" in the Percy Jackson universe is called "The Trials of Apollo."
The third book in the Dark Elite series is called "Chosen." It follows the story of Lily Parker as she navigates the challenges of being a witch and dealing with the dark forces that threaten her world.
The book that follows "The Son of Neptune" in the series is "The Mark of Athena."
The first series of Beyblade is called "Beyblade: Metal Fusion." It debuted in 2009 and follows the story of a young blader named Gingka as he competes in Beyblade battles to become the world champion.
The series of books set in Avantia is called "Beast Quest." It follows the adventures of Tom and Elenna as they embark on a quest to defeat various beasts and restore peace to the land of Avantia.
That book is part of the series "The Heroes of Olympus", which basically follows after the series "Percy Jackson and the Olympians".
There is not a popular children's vampire series, however there is one that is popular with preteens and teens. The series is called Twilight, and there are books and movies about the series.