Math Dictionary Author:Carol Vorderman Can't remember the difference between a prime number and a square number? Forgotten how many sides on a pentagon (5), heptagon (7), or nonagon (9)? Then you need DK's new Math Dictionary! Inside, you'll find more than 300 entries on the words, phrases, and concepts used by grade-school students in their math classes and in their lives out... more »side school.« less
The Market's bargain prices are even better for Paperbackswap club members!
Retail Price:$14.99 Buy New (Hardcover): $12.29 (save 18%) or Become a PBS member and pay $8.39+1 PBS book credit (save 44%)