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

A wooden display stand with a satin smooth lacquer finish.

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

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

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

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

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

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 ...

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

An individual staff board for the first exercises of notation.

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

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

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

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...

The Trinomial Cube is a concrete representation of the algebraic formula (a + b + c). The factors of the equation are represented by cubes and pris...

The purpose of this material is to introduce the child to the unit combinations of subtraction of numbers 1 to 9. The material incudes: a 9-compart...

The purpose of this material is to introduce the child to the multiplication tables 1x1 through 10x10. The box contains 100 sets of bead bars 1-10 ...

The Addition Snake Game introduces the child to addition combinations of the unit numbers. The material incudes: a 9-compartment wooden box with 10...

The table top is made of birch plywood with white veneer for a modern look. All the edges are round and smooth to provide additional safety for chi...

The table top is made of birch plywood with white veneer for a modern look. All the edges are round and smooth to provide additional safety for chi...