Bolt, Brian. <br/><br/>
Mathematical activities :  a resource book for teachers / 
Brian Bolt. 
 - Cambridge [Cambridgeshire] ; New York :  Cambridge [Cambridgeshire] ; New York :  Cambridge University Press,  1982. 
 - Cambridge educational .
<br/><br/>Bibliography: p. 205-206. 
<br/><br/><label>ISBN: </label>0521285186 (pbk.) 
<br/><br/><label>LCCN: </label>81012288 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics -- Study and teaching.--Mathematics -- Study and teaching.<br/>Teaching -- Aids and devices.--Teaching -- Aids and devices.
<br/><br/><label>LC Class. No.: </label>QA16  / .B64 1982 
<br/><br/><label>Dewey Class. No.: </label>372.7