This material stimulates hand-eye coordination.

This material stimulates hand-eye coordination.

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

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

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 height from short to tall with t...

A box with a lid with 12 cut-out holes. The child inserts the cylinders in the correct holes to fit the sizes.

This material stimulates hand-eye coordination.

This material stimulates hand-eye coordination.

Designed to extend hand motion and to strengthen and reinforce the pincer grasp.

Box with 19 wooden prisms (1x1x20 cm) in a natural wood finish. Used to compare and calculate the volume of the prisms of The Brown Stair.

Through touch, the child pairs the fabrics according to varying textures. Includes: fabrics in cotton, wool, jute, silk, leather and synth...

Five pairs of varying smooth surfaces mounted on solid beechwood tablets 12 x 9 cm. Includes a box for storage.

5 pairs of varying grades of rough surfaces on on solid beechwood tablets 13.5x9 cm. Includes a box for storage.

The Baric Tablets introduce and refine the concept of the baric sense. While blindfolded, the child endeavors to discern the weight of the tablets....

The Thermic Tablets are used to cultivate the ability to discriminate thermic qualities. Consists of a wooden box divided into 6 compartmen...

The Smelling Bottles are used to refine the olfactory sense through matching. The teacher prepares the bottles with a variety of pairs of s...

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

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

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

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...

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...