Cassriel, Betsy,  <br/><br/>
Robot builders! 

 - 48 pages :   colour photographs ;   24 cm 
 - Scientists in action! .
 - Scientists in action! .
<br/><br/> Includes bibliographical references and index. ; Grades 9 to 12 
<br/><br/><label>ISBN: </label>9781422234266 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science  ; Scientists  ; Robots
<br/><br/><label>Dewey Class. No.: </label>509.22