George Kranky created his own Marvellous Medicine to deal with his grizzly old grunion of a Grandma. You definitely can''t do that at home (so don''t even try!), but here''s some amazing science that you can do!From concocting home-made slimy snot to creating your own volcano, these fun experiments are all easily done, following simple step-by-step instructions and using everyday household objects.Inspired by Roald Dahl''s terrific tale, this is the book for budding young scientists everywhere!