Ellie's scientist grandfather has discovered a way to reverse aging, and consequently has turned into a teenager--which makes for complicated relationships when he moves in with Ellie and her mother, his daughter.

The Invisible Man is a science fiction novel by H. G. Wells. Originally serialized in Pearson's Weekly in 1897, it was published as a novel the same year. The Invisible Man to whom the title refers is Griffin, a scientist who has devoted himself to research into optics and who invents a way to change a body's refractive index to that of air so that it neither absorbs nor reflects light. He carries out this procedure on himself and renders himself...

"A biographical novel in verse of three different girls in three different time periods who grew up to become groundbreaking scientists"--

Ada Twist is a very curious girl who shows perseverance by asking questions and performing experiments to find things out and understand the world.

Young secret agent Amelia investigates three new cases, involving an evil genius who makes dogs howl, a sneaky science teacher who buys too much cereal, and a psychotic criminal picking the pockets of toy shoppers.

Marty McFly test-drives his friend Doc's time machine and accidentally travels 30 years into the past, where he must locate a younger version of Doc and make sure that his parents fall in love.

Retired scientist Miss Tracy comes to Ella Mentry School to teach about the planets and the solar system and casts A.J. as Uranus in the school play.

When Professor Reese moves in next door, eleven-year-old Jordie enjoys helping her new neighbor take care of her dog and assisting in her laboratory, but she is not sure what to do when the professor goes missing.

Victoria and her assistant, her dog Igor, set out to make amazing slime, but one night their creation unexpectedly comes to life.

Sam, Lucy, and Antonio have a new substitute teacher, who happens to be the great-great-grandson of Orson Eerie, the evil scientist whose spirit possesses and infects their elementary school--and the friends are afraid he may be trying to bring Orson back to life.