Vardhaman I.Q. Toys Mfg. Co. Offers 3 Piece Puzzles Tray Teaching Aid Game. Vardhaman I.Q. Toys Mfg. Co. Manufactures wooden educational toys for children. 3 Piece Puzzles Tray Teaching Aid Games contain fifteen attractive pictures printed on MDF or ply board, where each picture is cut into three parts. These educational teaching aid toys are used to match parts and form a complete picture. It teaches the young ones the identification of common objects and helps to promote and develop observation, reasoning, problem solving, work satisfaction and confidence. 3 Piece Puzzles Tray Teaching Aid Games are used to educate children of 3 yrs and above and are available in sizes of approx. 120mm length x 80mm width x 6mm thickness.