Abstract
Exposure to stimulating educational toys may artificially inflate a child's Performance IQ. A game produced by Lakeside Toys called "Trac 4" bears a striking resemblance to the Wechsler Block Design Subtest. The toy utilizes identical red and white one-inch cubes and contains similar geometric designs that are to be constructed. Exposure to this type of game may artificially inflate a child's Block Desien Subtest. Sienificant eleiations dn the lock Design Subtest warrants fu'ther inquiry concerning certain educational toys such as "Trac 4" or "Rubic's Cube".