Educo en Jegro | Catalog 2019 | Heutink International

Abacus 5 x 20 teacher Teach place value, addition and subtraction and visualise (large) numbers. Demonstrates the principle of ‘borrowing’ from the next column. The beads that are not used disappear behind the wooden partition. This abacus represents units, tens, hundreds, thousands and ten thousands. It contains 5 x 20 beads in 6 colours grouped in tens. Contents:

Mathematics

(6-12 years)

• wooden holder with partition (29 x 21.5 x 9 cm) • 100 flat plastic beads in 6 colours (2.6 cm Ø) 3018301 Abacus 5 x 20 teacher

Abacus 5 x 10 teacher

Teach place value, addition and subtraction. This abacus represents units, tens, hundreds, thousands and ten thousands. It contains 5 x 10 beads in 5 colours grouped in tens. Contents: • wooden holder with partition (19 x 21 x 9.5 cm) • 50 flat plastic beads in 5 colours (2.6 Ø) 3018303 Abacus 5 x 10 teacher

Abacus 5 x 20 pupils Learn place value, addition and subtraction and visualise (large) numbers. Practise the principle of ‘borrowing’ from the next column. The beads that are not used disappear behind the wooden partition. This abacus represents units, tens, hundreds, thousands and ten thousands. It contains 5 x 20 beads in 6 colours grouped in tens. Contents: • wooden holder with partition (18 x 15 x 6 cm) • 100 flat plastic beads in 6 colours (1.5 cm Ø) 3018321 Abacus 5 x 20 pupils

Abacus 5 x 10 pupils Learn place value, addition and subtraction. This abacus represents units, tens, hundreds, thousands and ten thousands. It contains 5 x 10 beads in 5 colours grouped in tens. Contents: • wooden holder with partition (11 x 15 x 6 cm) • 50 flat plastic beads in 5 colours (1.5 cm Ø) 3018304 Abacus 5 x 10 pupils

Abacus 3 x 20 pupils Learn place value, addition and subtraction and visualise (large) numbers. Practise the principle of ‘borrowing’ from the next column. The beads that are not used disappear behind the wooden partition. This abacus represents units, tens and hundreds. It contains 3 x 20 beads in 6 colours grouped in tens. Contents: • wooden holder with partition (18 x 10 x 6 cm) • 60 flat plastic beads in 6 colours (1.5 cm Ø) 3018302 Abacus 3 x 20 pupils

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