"THe Power Rangers must battle their most powerful foe yet: Radian, a monstrous soldier under the direct command of Creepox, with the ability fo absorb, conncentrate, and spread radiation. When a nuclear-powered particle accelerator becomes active, the Rangers must contain the draded monster before the situation-- and this planet-- blows up in their faces!" -- p.  of cover.
On a rare day off, the Power Rangers plan to attend a free rock concert dressed as civilians so they can enjoy themselves and blend in with the crowd. However, unbeknownst to the Rangers, the evil Master Xandred has been tracking their every move and has hatched a plan to use the Oblivitor to erase the audience's memory and turn them against the Rangers.
In this change of pace adventure, Frank and Joe Hardy discover a rogue mentor agent within A.T.A.C. (American Teens Against Crime) -- when that agent tries to kill them! But it's soon discovered he was being manipulated by malevolent forces who kidnapped his child -- and now the Hardy Boys have only until dawn to find the man's son!
"Has talk radio gone too far? Looks like a first-time caller, long-time listener wants to silence teen radio commentator John Pryde-- permanently! So, it's up to Frank and Joe Hardy to keep him on the air. The Undercover Brothers may not agree with the boy's provocative views, but they will risk life and limb to protect his right to say it!"--P.  of cover.
"Frank and Joe go undercover at a national spelling bee where a mysterious madman known as the Hangman is determined to erase the competition! Teens from across the globe have been invited to attend, and A.T.A.C. and the Hardy Boys have to do everything they can to keep the Hangman from spelling disaster!" -- fromn publisher's web site.
Joe and Frank find themselves on the strangest bodyguard duty ever--protecting the five children of a visiting dignitary during a field trip to the National Library of Education in Washington, D.C. It might sound easy, but before this assignment is done, they're going to need help from the most unexpected ally of all ... their mom, librarian Laura Hardy!
"The evil female counterparts of the Hardy Boys, the Sisters Noir, and their equally evil father return to create serious chaos! Joe and Frank are working out at a top-secret training facility on the grounds of A.T.A.C. headquarters when the compound is set-upon by Poppa Noir's anti-justice organization. The only two people who are available to free the captured adult ATAC agents are the Hardy Boys, and they have their hands filled battling their...
Frank and Joe are accused of crimes they never committed that involve almost every one of their past missions. On the run, the Hardy Boys encounter old friends and foes but must find out who has framed them before it's too late and A.T.A.C. catches them!
Four exciting adventures take Frank and Joe Hardy across the globe to solve dangerous mysteries! The fate of the world lies in the library? It does when the two sleuthing siblings need to provide security for the children of visiting delegates! What lengths will someone go to make the most explosive radio show of all? Tune in! What happens when the Hardy Boys are split up? Danger looms! And, what is Amelia Earhart doing flying around? The Hardy Boys...