Jurek, Dianne <br/><br/>
Discovering the world :  biological science / 
Dianne Jurek, Sharon MacDonald. 
 - Allen. TX :  DLM Teaching Resources,  c1989. 
 - 1 v. (vrious pagings) :  chiefly ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--Study and teaching--Activity programs