B2

Problem-solving: explaining cause and effect

Problem-solving — a B2 English lesson. Practise explaining cause and effect and expand vocabulary around scientific experiments and calculations.

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Contents

Summary

This 60-minute ESL lesson for B2 learners explores Problem-solving: explaining cause and effect through a real video. Across 6 interactive exercises, you'll develop listening comprehension, vocabulary, speaking skills — all built around authentic English content.

What you'll practise:

  • 5 key vocabulary items with definitions and usage notes

Lesson activities (6 exercises)

Each exercise builds on the previous one. Work through them in order for the best learning experience.

  1. Warm-up — Discussion questions to activate what you already know about the topic.
  2. Watch — Watch the video and note the main arguments and examples.
  3. Comprehension — Answer questions to check your understanding of the main ideas and supporting details.
  4. Vocabulary — Learn key words and expressions from the video, with definitions and usage notes.
  5. True / False — Test your detailed understanding — decide if each statement matches the source.
  6. Discussion — Reflect on the topic and share your opinions using the language you've learned.

Vocabulary

This lesson introduces 5 key terms drawn directly from the video:

  • to get out of hand — to become difficult or impossible to control
  • a chain reaction — a series of events where each one is caused by the previous one
  • to account for something — to consider or include a particular factor when making a calculation or plan
  • unforeseen consequences — results or effects of an action that were not expected or predicted
  • to work against the clock — to work very quickly because you have a limited amount of time

Grammar

This lesson includes a grammar focus with clear explanations and practice exercises.