Electricity:   a hands-on approach to explore the fascinating world of science. 

 - [USA] :  The Learning Journey, 
 -  Kit : col.  Professor Spacey`s explorakit series 
<br/><br/>experiment components; activity booklet; interactive book 
<br/><br/><br/>English 
<br/><br/><label>LC Class. No.: </label>KI 537 El25 c?