Three boys set out on a secret mission to penetrate the City of the Tripods and learn more about these strange beings that rule the earth.

Publisher Annotation: Aliens, sassy hedgehogs, and unexplained disappearances . . . Oh, my! Discover the secrets of the universe in this hilarious, highly illustrated middle-grade series from New York Times bestselling author Julie Buxbaum.

The wildly popular books by K.A. Applegate are back! The Animorphs return in this update of the classic series. Rachel isn't the kind of girl who backs away from a fight. When her dad asks her to move across the country with him, it hurts, but Rachel won't desert her friends in their fight to save the world.But then the Animorphs are contacted by a very old, very powerful alien being that knows about their struggle. He's called the Ellimist, and...

"When Earth is threatened by an invading race of bugs called the Plague, 11-year-old Finn, his arch-nemesis, Lincoln, his crush, Julep, and one pink unicorn lunchbox become Earth's last best hope against destruction"--

When Jim and Charlie overhear two of their teachers talking in a secret language and the two friends set out to solve the mystery, they do not expect the dire consequences of their actions.

When Professor Greenfur changes color from green to orange, the spacemice travel to his home planet of Photosyntheson to investigate and find that his relatives are all being threatened by tiny aliens with sharp teeth.

The first book in a can't-put-it-down, can't-read-it-fast-enough action-thriller trilogy that's part Hatchet, part Little Shop of Horrors! The invasion begins--but not as you'd expect. It begins with rain. Rain that carries seeds. Seeds that sprout--overnight, everywhere. These new plants take over crop fields, twine up houses, burrow below streets. They bloom--and release toxic pollens. They bloom--and form venus-fly-trap like pods that swallow animals...

"When Morgan and Lewis receive a cryptic letter and a key from Mr. Lee, they get to see more of his life-like costume creations. Robots, aliens, and Sasquatches abound and the big question through it all is--what's real and what's pretending to be real?"-

Rod and his bratty cousin Elspeth are snatched into another dimensionby the monstrous alien Smorkus Flinders.