Challand, Helen J.,  <br/><br/>
Activities in the physical sciences 

 - 93 pages :   colour illustrations ;   24 cm 
<br/><br/><label>ISBN: </label>0516005049 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry - Ecperiments
<br/><br/><label>Dewey Class. No.: </label>500.2078