Description :-
The Stereognostic Bag: 2D Shapes is a Montessori material designed to help children develop
their tactile sense and muscle memory while learning about basic geometrical shapes. The set
consists of 7 pairs of 2D geometric solids such as squares, triangles, circles, rectangles, and other
basic shapes. These shapes are carefully placed inside a bag, where the child cannot see them but
can only feel and explore them by touch.
The objects within the bag vary in characteristics, such as:
 Solid objects (flat and uniform in shape).
 Objects of different sizes (from larger to smaller versions of the same shape).
 Objects that are similar in shape but vary slightly in size or other features.
The child’s task is to feel the shapes inside the bag and match the pairs based on tactile recognition,
size, and shape. This exercise fosters the development of the child’s concentration, muscle memory,
and a basic understanding of geometry concepts, all while enhancing their sense of touch.

Stereognostic Bag: 2D Shapes

Name: Stereognostic Bag: 2D Shapes
SKU: KS39

SKU: KS39

₹300.00

Excluding Taxes

Quantity

The primary objective of the Stereognostic Bag: 2D Shapes is to help children:
 Develop their tactile sense and muscle memory by feeling different geometric shapes.
 Promote concentration as they focus on using their sense of touch to identify and match
shapes.
 Prepare for geometry concepts they will explore later in their education by familiarizing
them with basic geometric shapes and attributes.
 Enhance cognitive skills such as comparison, classification, and discrimination through the
process of identifying and matching shapes.
1. Exploration by Touch: The child reaches into the bag, feeling for the different geometric
shapes. They will feel for the edges, corners, and smoothness or curvature of the shapes,
identifying them by tactile sensation.
2. Shape Identification and Matching: The child works to match the pairs of shapes. For
example, they may identify a triangle and pair it with its counterpart or match a square with
another square. Some shapes may vary in size, but the child’s task is to match them based
on the shape itself.
3. Discrimination of Size and Shape: In some cases, the child will encounter shapes that are
the same but come in different sizes. The challenge is to differentiate between the sizes
purely by touch, which requires concentration and careful attention.

4. Shape Sorting and Classification: After matching pairs, the child can practice sorting the
shapes into categories based on attributes such as size, shape, or edges (curved vs. straight).
This step helps the child reinforce their understanding of geometric properties.
Tactile Discrimination: This material enhances the child’s ability to discriminate between different shapes and sizes based on touch alone, fostering the development of the stereognostic sense.

Muscle Memory Development: Handling and feeling the shapes repeatedly helps the child build muscle memory as they internalize the shape and texture of each object.

Shape Recognition and Geometry Basics: The child becomes familiar with basic geometric shapes, which prepares them for more formal geometry lessons later on. This early exposure helps the child connect physical shapes with their corresponding names and properties.

Concentration and Focus: The activity requires the child to concentrate and focus on their sense of touch to identify and match shapes, helping to develop attention to detail and concentration skills.

Cognitive Skills: The child practices classification (grouping similar shapes together), comparison (finding matches), and problem-solving (deciding how to pair shapes), all of which promote cognitive development.

Spatial Awareness: Handling shapes of different sizes and configurations helps the child develop an early understanding of spatial relationships and dimensional properties.
The Stereognostic Bag: 2D Shapes is a valuable Montessori material that promotes sensory
exploration, cognitive development, and geometry foundations through tactile discrimination. By
feeling and matching geometric shapes, the child strengthens their tactile sense, muscle memory,
and concentration, while also laying the groundwork for later studies in geometry. This hands-on
activity helps children build essential skills in shape recognition, spatial reasoning, and problem-
solving, all in a fun and engaging way.

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Stereognostic Bag: 2D Shapes

Objective:

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