Download or read book The Secret Birthday Message written by Eric Carle and published by Harper Collins. This book was released on 1986-05-23 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: It is Tim's birthday. Instead of a package, Tim gets a mysterious letter -- written in code! Tim -- and the reader -- are off, following the clues. And at the end of the treasure hunt is a wonderful birthday surprise!