When "Meg and Charles Wallace Murry, and their friend Calvin O'Keefe....learn that Mr. Murry has been captured by the Dark Thing, they time travel to Camazotz, where they must face the leader IT in the ultimate battle between good and evil—a journey that threatens their lives and our universe.

With Meg Murry's help, the dragons her six-year-old brother saw in the vegetable garden paly an important part in his struggle between life and death.

When he is magically transported back to the seventh grade before he and his best friend had a falling out, science nerd Mason gets a chance to stop the chain of events that made his previous life implode.

When the Time Fetch's foragers gobble up too much time, causing the fabric of the universe to unravel and blur the boundaries between worlds and dimensions, eighth-grade loner Edward and his classmates must band together to save the day.

This absorbing tale of time travel is a fascinating way for young adults to learn about the culture and history of Wales. After Peter Morgan's family moves from a New England college town to a Welsh village, he discovers a mysterious, ancient object that whisks him back in time to sixth-century Wales.

Describes what is happening in different places around the world at a particular time.

When adventurous cousins Otto and Sheed Alston accidentally extend the last day of summer by freezing time, they find the secrets between the unmoving seconds are not as much fun as they expected.

After celebrating their first nine same-day birthdays together, Amanda and Leo, having fallen out on their tenth and not speaking to each other for the last year, prepare to celebrate their eleventh birthday separately but peculiar things begin to happen as the day of their birthday begins to repeat itself over and over again.

"Jason Walker needs to find a way back to Lyrian. Rachel remains stranded there, and Jason has precious information that the friends he left behind must learn in order to have any hope of surviving and defeating the evil emperor Maldor. When he finally succeeds in returning to the strange and imperiled world, Jason immediately finds himself in more danger than ever as the most wanted fugitive on the continent. Meanwhile, Rachel has begun to discover...

When a father runs out to buy milk for his children's breakfast cereal, the last thing he expects is to be abducted by aliens, and he soon finds himself transported through time and space on an extraordinary adventure, where the fate of the universe depends on him and the milk--but will his children believe his wild story?