A wooden tray contains : 1) ten bars
of each coloured bead bars 1-9 in a wooden
compartment
box; 2) black and white bead stairs 1-9, plus 20 golden bead
bards of 10 in a wooden compartment box.
This set is
used for building teh decanomial. The entire multiplication
table from 1 to 10 may be constructed using these beads.
Purchasing this will earn you 77.77 rewards points!
Dimensions: packing size: 11.6*10.4*2in
Weight: 2.8lb