Stanley, George Edward. <br/><br/>
The clue of the left-handed envelope :  The puzzle of the pretty pink handkerchief / 
 Third Grade Detectives 
George Edward Stanley. 
 - 62 pages 
<br/><br/> With the help of their third-grade teacher and classmates, Noelle and Todd discover who sent an anonymous letter to Amber Lee. 
<br/><br/><label>ISBN: </label>9780689871061 0689871066 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Handkerchiefs<br/>Earwax in Fiction<br/>Toy and Movable Books<br/>Upside-Down Books<br/>Earwax<br/>Envelopes (Stationery)<br/>Schools in Fiction<br/>Fiction