Calculation Board 20 range 12x5 cm
- Order number: 92526
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- for counting 20s and 10s
- makes the changeover from counting out loud to mental arithmatic easier
- made of wood, pleasant feel
- Detailed product description
This calculation board is ideal for orientation for the 20 range. makes the changeover from counting out loud to mental arithmatic easier and can be used from the 1st class onwards.
Addition and subtraction tasks can be easily practised with the calculation boards and the children can understand the procedure better. They can push the balls on to the front or back of the board and solve tasks, checking themselves.
If one of the bead chains is taken off for a time, the calculation board can also be used for the 10 numbers range .
The calculation board is made of solid, unpainted beechwood, the red and blue wooden balls are strung on rounded elastic bands.
The handy size means the calculation board is more practical than a calculation frame and can easily be carried in a school bag.
With teacher's guide.
Made in Germany!
Dimensions: approx. 12 x 5 x 0,5 cm
- for counting 20s and 10s
- makes the changeover from counting out loud to mental arithmatic easier
- made of wood, pleasant feel
Warning information 1
Caution!
Not suitable for children under 36 months.
Small parts.
Risk of suffocation.