The Time and Space of Uncle Albert Russell Stannard
Uncle Albert, the famous scientist, has got stuck. To unlock the deep mysteries of space and time someone must agree to be beamed up into the unknown world of the thought bubble. His brave niece, Gadanken, decides to risk it. So begins her exciting and astonishing adventures. This action-packed story is one which also introduces readers - children and parents alike - to the marvels of Einstein's Theory of Relativity.