Sorting & Grouping (Video) - Commutative law and the concept of negative numbers explained.
Introduction to Geometry - Basic terminologies are introduced to ease you into studying more complex geometrical functions.
Fractions - Discover and learn the basic concept of fractions, decimals & mixed numbers, and the rules of dividing & multiplying equations.
- WIN: Windows XP or 2000, CD drive and audio driver with speaker required. No disk space required.
- MAC: Mac OS X, CD drive and audio driver with speaker required, No disk space required. Plug & Play software - no installation necessary.
Limited Warranty: 30-Day from receiving date with Directron.com for same item replacement. No refund or credit for opened software. 7-Day money back from receiving date with 15% for unopened returns. No refund or credit after 7 days. (queenie092812)