DESCRIPTION:The Brown Stair-Teak wood -Polished is often combined with the Pink Tower for visual sensorial extension activities.
Child can use two hands to pick up the largest prism and use his/her one hand for the smaller ones. Later, the smallest prism fits on top of each stair of each level.Brown Stairs has a set of 10 brown cuboids that demonstrates changes in 2 dimensions, i.e., width and height, while the length remains constant.The visual perception enhances along with muscular feel of differences in size.This material part of the sensorial objectivity brings in the materialized abstraction concept.