Esperanza's Universe: The Search for the Theory of Everything (Esperanza' Universe Book 1)

Middle-grade sci-fi fantasy first book in a trilogy.13-year old Esperanza Wang's search for her father thrusts her into an alternate universe where a giant red sun is dying ideas take physical shape, and the tempestuous laws of physics and in a constant state of war. She must find the Theory of Everything, battle Ignias and unite the four forces of the universe befor the giant RED SUN destroys the planet her father is on. On her journey Esperanza faces heart-rending dilemmas, but she also learns that science is every bit as fantastical as the wildest witches and wizards of magic.