| A | B |
| Average I.Q. | 84 to 116 |
| Having an I.Q. at or below 70. | mentally retarded |
| Having an I.Q. from 70-50 | mildly retarded |
| Having an I.Q. from 49-35 | moderately retarded |
| Having an I.Q. from 20-34 | severe retardation |
| Having an I.Q. of 20 or less | profound retardation |
| Identified the seven multiple intelligences. | Howard Gardner |
| Created the first I.Q. test | Alfred Binet |
| Modified the first I.Q. test to the one used today. | Lewis Terman |
| a child with an exceptional gift or talent | prodigy |
| A retarded or autistic person with a special talent | savant |
| Identified nine types of intelligence but believed you must have them all to be intelligent. | Louis Thurstone |
| the inability to use an object other than what is was intended for. | functional fixedness |
| strategy | a plan to solve a problem |
| oversimplification | suggesting ideas that are too simple to solve the problem. |
| overcomplication | suggesting ideas that are too difficult to solve the problem |