Parents can help their children improve multiplication skills and develop a better understand of mathematical concepts with the Learn Your Times Tables Kit. This handy box, packed with a variety of fun tools, is the perfect way to bring learning home....

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 outside school....

Times Tables Made Easy is not a workbook. It's a full-color reference book, packed with hints, shortcuts, and secret strategies for learning your times tables. It includes time-tested, teacher-approved methods such as doubling (to master the 4x table, just double the answers from the 2x table) and portioning (to figure out 6 x 12, break the 12 into 10 and 2). Illustrated throughout with helpful examples and funky stick-figure helpers, this fantastic guide makes learning times tables easy and fun....

These easy-to-use workbooks make science investigation fun and fascinating. Each page introduces a new concept, and accompanying activities offer the perfect opportunity to explore and reinforce new knowledge....

These easy-to-use workbooks make science investigation fun and fascinating. Each page introduces a new concept, and accompanying activities offer the perfect opportunity to explore and reinforce new knowledge....