Many Waters (Time Quintet Series #4)

A touch of computer keys, a blast of heat, and suddenly the Murry twins, Sandy and Dennys, are gasping in a shimmering desert land.If only the brothers had normal parents, not a scientist mother and a father who experiments with space and time travel.If only the Murry twins had noticed the note on the door of their mother's lab: Experiment In

Progress.Please Keep Out

But it's too late for regrets.There's a strange-and very small-person approaching, with a miniature mammoth in tow. . . .<…