Boothroyd, Jennifer  1972- <br/><br/>
What floats? What sinks?: a look at density. 
Written by Jennifer Boothroyd 
 - Minneapolis, USA:   Lerner publishing group, inc.  c2011 
 - 32 pages;  colour illustrations;  27 cm. 
 - Lightning bolt books. Exploring physical science .
<br/><br/>includes glossary, bibliography and index 
<br/><br/> J E 
<br/><br/><label>ISBN: </label>9780761354338 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Floating bodies- Juvenile literature<br/>Liquids-Density- Juvenile literature<br/>Archimedes principle- Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>J 532.25 BOOT