AGE2.5 to 3 years approx.
MATERIALSMystery bags A, B, C. Solid objects, e.g. cubes, cylinders and spheres – several of each. A bag and a felt mat.
Set of objects similar in shape but different in size, e.g. buttons. There should be several of each size and a few small dishes.
Set of objects, different in size and shape, e.g. pasta, small beads, dried peas or beans. There should be several of each shape and size and a few small dishes
A bag containing a collection of small familiar objects, e.g. teaspoon, cotton reel, large button, ring, marble, and coin. (Vary the contents of the bag from time to time as this exercise is very popular with young children)
DIRECT AIMTo educate the stereognostic sense
INDIRECT AIMLanguage development
Ex. 1 prepares the child directly for geometry.
- Place the felt mat on the table.
- Remove the solids one by one feeling each solid.
- Invite the child to feel the solids.
- Replace them in the bag, find for example a cube, and place it on the mat.
- Then find another cube in the bag and place it beside the first cube so that the child can see the objective of the exercise.
- Invite the child to find a matching pair from the bag.