Diagnostic Teaching: A Question of Imagery

than they are in a large number of preadolescent boys. In the course of his clinical examination, it was found that he had fourth-grade proficiency in reading, and that he enjoys reading such books as the "Arabian Nights" for his own amusement. He passed the ten-year reading and reproduction test with one memory to spare, so that he remembers fairly well what he reads. He is a trifle slow in his arithmetic, but he has a sufficiently good arithmetical sense to know when to add, subtract, multiply, and divide. He has not memorized all his addition and subtraction combinations, but he can get them fairly quickly, and he knows all his multiplication tables perfectly. He was a trifle slow with the performance of the "intelligence" tests in the laboratory, and he failed in his first performance with the Witmer Cylinder Test. But it is probable that he would have been classed as a normal, somewhat stupid and somewhat nervous boy, had it not been for his performance with the Design Blocks. This fell so far below his other performances and was so very unlike the performance one might be led to expect from