The Binomial Cube is a concrete representation of the algebraic formula (a + b) The factors of the equation are represented by cubes and prisms. Th...

Material used for exercises with notes (A, B, C, D, E, F, G) and musical composition. Includes a set of boxes.

16 boards used for exercises in reading and playing groups of notes.

A set of 2 staff boards for the further exercises of notation.

An individual staff board for the first exercises of notation.

2 color-coded keyboards upon which to arrange the bells in chromatic order.

With the Table Of Pythagoras, the child places the squares and rectangles in order by size and color to complete the square of the decanomial. The ...

The Third Box Of Color Tablets introduces the final stage in color discrimination - that of grading. The box contains 63 wooden tablets representin...

The Second Box Of Color Tablets introduces secondary and tertiary colors as well as the language of colors. The box contains 22 wooden tablets, a p...

The First Box Of Color Tablets introduces color and refines the chromatic sense. Consists of 6 wooden tablets - a pair each of the primary ...

The Constructive Triangles give the child practical experience in plane geometry. The set consists of: 2 rectangular boxes, 1 triangular box, 1 sma...

The sets of Circles, Squares And Triangles provide the possibility for the child to explore and experiment with the three basic geometric s...

The Constructive Blue Triangles are used in the elementary Montessori classroom to explore equivalency, congruency and similarity. Includes 12 righ...

This series of prisms demonstrates to the child the change in width (breadth), while the length remains constant. Practice with The Brown Stair ind...

The Knobless Cylinders are the final stage in the dimensional material where the child, based upon his ability to discriminate, places the individu...

The Red Rods develop visual discrimination of length, while height, color and width remain constant. Ten solid wooden rods increasing in length in ...

A wooden display stand with a satin smooth lacquer finish.

This series of cubes develops visual discrimination of size in 3 dimensions. Exploration with this material prepares the child for mathematical con...

The Cylinder Blocks introduce the child to the first stage of visual discrimination of size. Cylinders diminish in height yet increase in diameter ...

The Cylinder Blocks introduce the child to the first stage of visual discrimination of size. Cylinders diminish in height yet increase in diameter ...

The Cylinder Blocks introduce the child to the first stage of visual discrimination of size. Cylinders progress in diameter from thin to thick. Mad...

Cylinders progress in height and diameter from small to large. The Cylinder Blocks introduce the child to the first stage of visual discrimination ...

The Sound Boxes develop auditory discrimination through exercises in pairing and grading a series of sounds. This item consists of two sets...

The Tasting Bottles are used to refine the gustatory sense. The bottles are prepared, by the teacher, with the basic tastes of sweet, sour,...