Download or read book The Case of the Barfy Birthday written by Michele Torrey and published by Union Square & Co.. This book was released on 2012-04-03 with total page 69 pages. Available in PDF, EPUB and Kindle. Book excerpt: Did Zoe really poison her twin sister Chloe? What’s the best way to rescue a super-sized pig trapped in a deep, deep hole? And how can you stop a chilly ghost from wrecking a tree-house sleepover? Fifth-grade supersleuths (and science whizzes) Doyle and Fossey are about to find out—and young readers will love learning the solutions!