3 years approx.
3 sets of 3 identical wooden tablets. Each set of tablets is made from a different kind of wood, so that the tablets in one set weigh about 9 grams, the next set weighs about 18 grams and the last set weighs about 27 grams. All the tablets are exactly the same size and shape.
To help awaken and refine the child’s baric sense.
To aid the child’s fine motor by cultivating a lightness of touch.
To prepare the child for writing.
Discrimination and judgement.
CONTROL OF ERROR
The tablets from the different categories look slightly different as the woods look different.