
20 Arithmetic bead string
red/white
count forwards and backwards from 1 to 20 grasp quantities at a glance decompose quantities (7 decomposed into e.g. 5 and 2) count in steps...
20 red / white balls (Ø 2.5cm) from RE-Wood®, in a step of 5 on a 100cm long string.
Packed in polybag.
RE-Wood® is made of 100% recycled and natural materials and can be recycled again and again after use.
item packaging:
weight: 0.197kg
dimensions: 20 x 20 x 3cm
count forwards and backwards from 1 to 20 grasp quantities at a glance decompose quantities (7 decomposed into e.g. 5 and 2) count in steps...
count forwards and backwards from 1 to 20 grasp quantities at a glance decompose quantities (7 decomposed into e.g. 5 and 2) count in steps...
Counting forward and backward from 1 to 100 Addition - adding with and without passing tens multiplication - multiply division - dividing -...
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