Blue bottle mystery : an Asperger adventure / Kathy Hoopmann.

"Nothing is quite the same after Ben and his friend Andy find an old bottle in the school yard. What is the strange wisp of smoke that keeps following them around? What mysterious forces have been unleashed? Things become even more complicated when Ben is diagnosed with Asperger Syndrome. Blue Bottle Mystery: An Asperger Adventure is great fun to read and will keep you guessing until the end."--From back cover.