The concept of 'functional fixedness' refers to the tendency of individuals to perceive objects only in their conventional or typical use, thereby limiting their ability to imagine alternative functions. This cognitive bias can hinder problem-solving because people often fail to see beyond an object's standard purpose, even when a novel application could provide a solution. Overcoming functional fixedness requires creative thinking and the ability to mentally restructure the problem.
🎧 Лекция
Professor: Today we discussed functional fixedness. Let me give you an example from a classic experiment. Participants were given a candle, a box of thumbtacks, and a book of matches. The task was to attach the candle to the wall so that it could burn without dripping wax on the floor. Many struggled because they saw the box only as a container for thumbtacks. However, the solution was to empty the box, tack it to the wall, and place the candle inside it. Those who succeeded had to overcome the fixed idea that the box's only function was to hold tacks. Once they saw the box as a potential shelf, the problem was solved easily.
❓ Вопрос Using the example from the lecture, explain the concept of functional fixedness and how it affected the participants' ability to solve the problem.
📊 Критерии оценки TOEFL Speaking Task 3
Delivery: Fluency, pronunciation, intonation
Language Use: Grammar, vocabulary, sentence variety
Topic Development: Accurately explain the reading concept and restate the lecture examples
Scored 0-30 based on holistic scoring (original 0-4, scaled to 30). 30s preparation, 60s response.
💡 Советы
Note the core concept definition from the reading (usually 1-2 sentences)
Record 1-2 specific examples the professor uses in the lecture
Start with the concept definition, then explain with lecture examples
Use template phrases: "The reading defines... The professor illustrates this by..."
Keep within 60s; ensure clarity and fluency
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⚠️ AI 自动评分基于托福官方口语三大维度（Delivery / Language Use / Topic Development）标准开发，结果仅供练习参考。
