"Nick and his friends race against their foes to retrieve more pieces of Tesla's free energy transmitter, only to see them fall into the hands of

"It is up to Nick Slate to find the last of Nikola Tesla's powerful inventions--or face devastating consequences"--

Having reluctantly accompanied his academic mother and pesky younger sister to Oxford, twelve-year-old Blake Winters is at loose ends until he st

Now that they are reunited, Fone Bone, Phoney Bone, and Smiley Bone plan to return home, but Phoney Bone risks everything on a get-rich-quick sch

"With a plot combining science and the supernatural, four kids are caught up in a dangerous plan concocted by the eccentric inventor, Nikola Tesl