IXL Learning
The IXL Ultimate 4th Grade Math Workbook, Activity Book for Kids Ages 9-10 Covering Addition, Subtraction, Multiplication, Division, Fractions, ... and More Mathematics (IXL Ultimate Workbooks)
R 1,001
QuickStudy
Geometry Part 2 QuickStudy Laminated Reference Guide (QuickStudy Academic)
R 399
For Dummies
Geometry For Dummies
R 848
Minireference Co.
No bullshit guide to linear algebra
R 1,224
Basic Books
The Magic of Math: Solving for x and Figuring Out Why
R 994
For Dummies
Geometry Workbook For Dummies (For Dummies: Learning Made Easy)
R 830
Ishi Press
How To Solve It: A New Aspect of Mathematical Method
R 1,105
Independently published
Isometric Graph Paper: Simple Isometric Graph Paper Notebook - 110 Pages (8.5" x 11" Inches)
R 594
QuickStudy
Geometric Formulas QuickStudy Laminated Reference Guide (Quick Study Academic)
R 418
Bloomsbury
Sacred Geometry (Wooden Books, 35)
R 420