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Matériel de mathématique
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Description:
Une boite en bois contenant 8 cubes en bois peints en rouge, bleu
et noir.
But recherché:Les cubes représentent de manière concrète l'équation
binomial (a+b)2. Permet également de développer la perception des différences
de proportion en 3 dimensions. C'est une préparation indirecte
aux notions de puissance 2 et de racine carré.
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Description:
Une boite en bois contenant 27 cubes en bois peints en rouge, bleu
noir et jaune.
But recherché:
Representation concrete de la formule (a + b + c) 3.
Pour développer chez l'enfant la perception des proportions en 3
dimensions et introduire la notion de puissance cubique et de
racine cubique. C'est une préparation indirect aux notions plus
complexes d'algebre.
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Description:
Les pièces composant le cube sont colorés selon un code
représentant des valeurs hierarchiques de 1 a 1 million.
But recherché:
Explorations en algebre.
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| Barres des Nombres (bleu
& rouge) |
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Description:
10 solid wooden rods divided into units by alternating colours of
red and blue. The rods are constant in height and width (2.5 cm
while graduated in length from 10 cm to 1 metre).
But recherché:
To learn the names 1 to 10 and to associate the names with the
correct quantities.When used with the printed numerals the child
learns to associate the figures with the actual quantities 1 to
10.
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Description:
Une table en bois, 12 cases x 18 cases avec les numérauxs 1-18
printed across the top. A wooden box contains 9 red wooden strips
and 9 blue wooden strips of varying lengths, both printed with the
numerals 1 – 9. The red strips are divided into squares.
But recherché:
To learn the addition combinations from 1 + 1 through to 9 + 9.
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Description:
Wooden board 12 squares x 18 squares with the numerals 1 – 18
printed across the top. A wooden box contains 9 red wooden strips
and 9 blue wooden strips, both printed with the numerals 1-9. The
box also contains 18 natural wooden strips of varying lengths.
But recherché:
To work out the subtraction tables from 1-1 to 18-9 systematically
and to understand them.
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| Table des Multiplications |
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Description:
Wooden multiplication board and a wooden box containing 100 red
beads, 10 wooden cards labelled 1-10 and a red disc.But recherché:
Apprendre les tables de multiplication de 1x1 à 10x10. Comprendre
et pratiquer les multiplications
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Description:
But recherché:
s'exercer aux divisions avec les dividendes de 1 à 81 et les
diviseurs de 1 à 9. Comprendre et pratiquer les divisions.
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Description:
1 golden bead cube of 1000 individual plastic beads strung on
copper wire and interweaved with metal strips at two ends to
retain the shape.
But recherché:
Used in a number of mathematical activities to help the child to
understand the decimal system and in working out addition,
subtraction, multiplication and division sums.
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Description:
Nine golden beads squares each made of 100 individual beads strung
on copper wire and interweaved with metal strips at two ends to
retain the shape.
But recherché:
Used in a number of mathematical activities to help the child to
understand the decimal system and in working out addition,
subtraction, multiplication and division sums.
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Description:
Nine golden bead bars each made of ten individual beads and strung
on copper wire.
But recherché:
Used in a number of mathematical activities to help the child to
understand the decimal system and in working out addition,
subtraction, multiplication and division sums.
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Description:
Nine golden beads – individual units.
But recherché:
Used in a number of mathematical activities to help the child to
understand the decimal system and in working out addition,
subtraction, multiplication and division sums.
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Description:
9 silk-screened wooden cubes of 1000.
But recherché:
An affordable alternative to the golden bead cube of 1000.
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Description:
5 sets of coloured bead stairs.
But recherché:
For addition, subtraction and multiplication activities.
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Description:
A bead square and a bead chain for each of the numbers 1-10
But recherché:
Preparation for multiplication
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Description:
Bead cubes, bead chains and bead squares for each of the numbers 1
to 10.
But recherché:
Understanding the concept of quantities.Preparation for later
mathematical activities in multiplication, squaring and cubing.For
counting the quantities of the squares and cubes of the numbers 1
to 10.
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Description:
A hardboard frame with 7 rows of colour coded beads representing
the hierarchy of numbers from units to millions.
But recherché:
Addition, soustraction and multiplication dans le system decimal .
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Description:
1 set of small number cards 1 to 3000 are contained in a wooden
box. The number cards are colour-coded and are laminated in a matt
finish.
But recherché:
For use with the golden bead material in performing mathematical
calculations.
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| Cut-out numerals
and counters |
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Description:
55 red wooden counters and red wooden numerals 1 to 10 are
contained in a wooden box with two compartments.
But recherché:
To make the association between the figures and the corresponding
quantities of the numbers 1 to 10. Creates a visual impression of
odd and even numbers. This is the first time the child builds up
the sequence of numbers for 1 to 10.
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Description:
Framed red wooden board with 100 squares labelled 1 to 10 across
and 1 to 10 down. Wooden answer chips are stored in a
compartmented wooden box.
But recherché:
For further practice in multiplication.
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Description:
Four large skittles representing a whole and divisors of half, one
third and a quarter. Includes a wooden stand for storing and
carrying the skittles.
But recherché:
Concrete representation of fractions
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Description:
2 tens boards and 9 wooden number cards with the numerals 1-9
printed on them in the Norddruck font.
But recherché:
When used with the tens bead box, the child learns to associate
quantities with the figures 11-99. To gain a thorough
understanding of sequence.
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| Cut-out numerals
and counters |
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Description:
55 red wooden counters and red wooden numerals 1 to 10 in the
Norddruck font are contained in a wooden box with two
compartments.
But recherché:
To make the association between the figures and the corresponding
quantities of the numbers 1 to 10. Creates a visual impression of
odd and even numbers. This is the first time the child builds up
the sequence of numbers for 1 to 10.
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| Cube de la
puissance de 2 |
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Description:
A box containing wooden prisms in yellow, white and green of
differing dimensions. The box has a special internal hinge, which
allows the sides to open out flat permitting unhindered access to
the cubes.
But recherché:
Explorations in mathematics to demonstrate the power of two.
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| Boite des Volumes
(avec
1000 cubes) |
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Description:
A box containing 1000 wooden 1cm cubes. The box has a special
internal hinge, which allows one side to open out flat permitting
unhindered access to the cubes.
But recherché:
For use in the calculation of volume and for use in conjunction
with the cubing material.
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