The following are a collection of math materials suggested for K-2 classrooms:
Unifix Cubes
Cuisenaire Rods
Pattern Blocks
Numicon Shapes
Five and Ten Frames
Rekenrek
Base Ten Blocks
Large Magnetic Ten Frames
Interlocking Cubes
SumBlox
Geoboards
Loose Parts/Counters
Coding Arrows
NOTES:
*Please note that when possible, wood versions of materials (pattern blocks, Cuisenaire Rods, etc) are recommended both for durability and sensorial experience.
Most of the above materials can be found through Spectrum Educational HERE or at Collins Educational Supplies in Vancouver.