Vardhaman I.Q. Toys Mfg. Co. Offers Wooden Dumble for Kids. Vardhaman I.Q. Toys Mfg. Co. Manufactures wooden educational toys for children. These Kid`s Wooden Dumbles fall under the category of indoor equipments and are available in pairs and in attractive colours. The Wooden Dumble for Kids is used by children for physical exercise. These educative toys also promote and develop arm strength and muscular co-ordination in kids. Wooden Dumbles are also used by 3 years and above age group of children and are available in sizes of approx. 175mm, with a weight of 240 grams.