Products Details

Abacus teaching aids for primary school students abacus mental arithmetic kindergarten second grade children arithmetic over mental arithmetic ABS with courage

Color:

Brown 7th gear

Brown 9th gear

Brown 11th gear

Brown 13th gear

Brown 15 gear

Brown 17th gear

140-15 Brown and black fixed band simulation disc

140-15 Green Red Fixed Belt Simulation Disc

140-15 full brown belt analog disc

140-15 Brown Black Set Band Analog Disk Box

140-15 Green Red Fixed Belt Analog Disc Box

140-15 full brown belt analog disc box