Books about Lost in Time

A young adult named Michael, journey into the past with his two best friends, James and Alice and accidentally disrupt a force in the continuum.

John Bull, redundant and depressed sees a jacket in a charity shop window which unbeknown to him has an historical relic in the lining. He's drawn to the jacket but he doesn't know why. Forces from the 15th century have chosen him to return the relic to them, and are

The stakes have never been higher for the young Blue Bloods of Manhattan. After their brief yet beautiful bonding ceremony in Italy, Schuyler Van Alen and Jack Force depart for Egypt, desperate to find the elusive Gate of Promise before Jack must face his twin, Mimi, for a blood trial.

I couldn't believe it. I, Geronimo Stilton, had to travel back in time to save a friend! Professor Paws von Volt needed my help. He had traveled to the past alone to prove that an artifact in the Egyptian Mouseum was genuine -- and now he was lost in time!