The Wooden Tablets for Grading set is designed to help children develop tactile discrimination and an understanding of weight differences. By handling tablets of varying weights, children enhance their sensory perception and build cognitive skills related to sorting and grading objects based on their weight. one box with 3 compartments containing 3 sets of 7 wooden tablets. The first set has light-weight tablets, the second set medium-weight tablets and the third set heavy tablets. To stimulate the child's interest and awareness to differences in weight  Beechwood  10*7*5cm,8*6*0.6cm