Wong, Harry K.,  1931- <br/><br/>
Life science :  ideas and investigations in science / 
Harry K. Wong, Leornard Bernstein, Edward Shevick 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1973 
 - 410 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0134497449 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)<br/>Life sciences--Study and teaching (Elementary)<br/>Learning by discovery