We have something just like the Omnifix cube, but we got it through Singapore Math. Same thing though--blocks that fit together. My DSs LOVED playing with them so much that bought a second set. For a while there, it was all they played with. Then I got the pattern blocks, and that was the end of the cubes...
I didn't get the 3D problem solving book, doggone it! I didn't see it! Bummer! Next order...
Here's my list:
3D Attribute Solids
Australian Aboriginal Culture
Design Rubber Stamps
Developing Mathematics with Pattern Blocks
Easyshapes Dot Dice
Easyshapes Fraction Dice
Easyshapes Operation Dice
Essential Facts and Tables
Fractions with Tangrams
High Interest Mathematics
Pentominoes Starter Set
Problem Solving Through Investigation
Problem Solving with Math
Wooden Color Cubes
Working with Algebra Tiles
Easyshapes Algebra Tiles
