This exercise demonstrates the function of the adjective as the describing word. The set contains the 7 diverse types of triangles, each in three c...

The shortest knobless cylinder in blue. Made of solid beechwood with a smooth lacquer finish.

The thinnest knobless cylinder ingreen. Made of solid beechwood with a smooth lacquer finish.

The thinnest knobless cylinder in red. Made of solid beechwood with a smooth lacquer finish.

The shortest cylinder of block in natural wood color. Made of solid beechwood with a smooth lacquer finish.

The thinnest cylinder of block in natural wood color. Made of solid beechwood with a smooth lacquer finish.

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

An individual staff board for the first exercises of notation.

The set consists of 13 pairs of bells that comprise the chromatic scale beginning at �c� (do). One bell of each pair is either black or white and t...

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 colors: ...

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

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

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

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

A wooden display stand with a satin smooth lacquer finish.

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

The Sound Boxes develop auditory discrimination through exercises in pairing and grading a series of sounds. This item consists of two sets of 6 se...

Thermic sense is refined through exercises of pairing and grading. The bottles are chrome-plated copper for conductivity and are identical in appea...

Five pairs of varying grades of sandpaper mounted on solid beechwood tablets 13.5 x 9 cm. Includes a box for storage.

This set of 3 boards forms the introductory materials for development of the tactile sense and prepares the hand for writing. The first board intro...