Midthun, Joseph <br/><br/>
Building blocks of mathematics 
/ Joseph Midthun, Samuel Hiti 
 - 6 volumes :   color illustrations 
<br/><br/>v. 1. Addition  v. 2. Division v. 3. Fractions  v. 4. Multiplication  v. 5. Numbers v. 6. Subtraction  
<br/><br/><label>ISBN: </label>9780716614319 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Comic Books, strips, etc.--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>510