|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||1 days ago||22.79||$9.11||You save $13.68|
|Amazon US||5 days ago||12.03||$9.11||You save $2.92|
David A. Adler (www.davidaadler.com and www.camjansen.com) is the author of more than 175 children's books. Before becoming a children's book author, he taught math and science, and completed master's degrees in marketing and economics. He lives in Woodmere, New York.
"An uncluttered plot, a clever heroine, clear language, and a dash of humor make for a zestful mystery." "What wrongdoer is any match for Cam Jansen, the girl with the amazing photographic memory?" ( Booklist) "An uncluttered plot, a clever heroine, clear language, and a dash of humor make for a zestful mystery."(School Library Journal)