| belief bias | the tendency for a person's preexisting beliefs to distort his or her logical reasoning |
| fixation | an inability to approach a problem in a new way |
| framing | the way an issue or question is posed. it can affect people's perception of the issue or answer to the question |
| insight | a sudden and often novel realization of the solution to a problem. Insight contrasts with trial and error and, indeed, may often follow an unsuccessful episode of trail and error |
| morphemes | the smallest units of language that convey meaning |
| phonemes | the smallest units of sound in a language that are distinctive for speakers of the language |
| prototype | the best example of a particular category |
| two-word stage | the stage in which children, around age 2, speak mostly in two-word sentences |
Drag corresponding items onto each other to make them disappear.
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