Vardhaman I.Q. Toys Mfg. Co. Offers Up & Down Hammering Set Expression Games. Vardhaman I.Q. Toys Mfg. Co. Manufactures wooden educational toys for children. Up & Down Hammering Set Expression Game is available in a wooden box and one hammer. It consists of four holes on the top along with four wooden rods which are fixed in the box. The rods are movable and partially pop out of the hole when hammered with a wooden hammer. These educative toys help the young ones to express their emotions and ideas and are used for the purpose to hammer the peg. The toys promote and develop arm movements, eye hand co-ordination, grip and muscular co-ordination in kids. Up & Down Hammering Set Expression Games are used to educate children of 3 yrs and above age group and they are available in sizes of approx. 200mm length x 125mm width x 130mm height, with a weight of 745 grams.