The Baric Tablets with Box (A090) introduce children in the early primary years to the sense of weight through three sets of wooden tablets — light, medium, and heavy — designed for use with a blindfold to isolate the baric sense. This material supports the sensorial curriculum and refines the child's ability to discriminate subtle differences in weight, laying groundwork for later scientific observation. It pairs naturally with language extensions for comparative weight vocabulary and is a durable, lasting addition to any prepared environment.