Math advantage. 

 - Orlando :  Harcourt Brace & Company,  1998. 
 - 1 vol. (various pagings) ; 
<br/><br/><label>ISBN: </label>0153056762 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (secondary)--Interactive multimedia<br/>Mathematics--Computer-assisted instruction.