Life science :  inventive exercises to sharpen skills and raise achievement. 

 - 64 p. : ill.    25 cm 
<br/><br/><label>ISBN: </label>978-0-86530-374-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life science.
<br/><br/><label>Dewey Class. No.: </label>570 L722 c1997