Plate Tectonics Puzzle worksheet with legend and cut-out landmasses for educational use.

This image shows a "Plate Tectonics Puzzle" activity from the American Museum of Natural History (AMNH), designed to help students understand how Earth's continents were once joined together in a supercontinent called Pangaea, and how they have drifted apart over millions of years due to plate tectonics.

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🔍 What is the Task?

The goal of this puzzle is to:
1. Cut out the labeled landmasses (continents).
2. Fit them together like a jigsaw puzzle inside the large oval on page 5, based on their shapes and geological features.
3. Reconstruct the ancient supercontinent Pangaea, as it existed about 200 million years ago.

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🧩 Step-by-Step Instructions & Explanation

#### ✔ Step 1: Understand the Legend
The legend at the top identifies:
- Continents:
- ① North America
- ② South America
- ③ Africa
- ④ India
- ⑤ Australia
- ⑥ Antarctica
- Geological Features:
- Mountain ranges (e.g., Himalayas, Andes)
- Fault lines
- Rift zones
- Oceanic ridges (mid-ocean ridges)

These features help you match the pieces correctly — not just by shape, but also by matching mountain chains and geological boundaries.

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#### ✔ Step 2: Cut Out the Landmasses
Use scissors to cut out each continent from the bottom page (page 6). Each has:
- A number corresponding to its identity.
- Geographical features drawn on it (like mountains, rifts, etc.).

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#### ✔ Step 3: Assemble the Puzzle
Place the continents into the large oval (representing the Earth’s surface) so that:
- The shapes fit together like puzzle pieces.
- Mountain ranges and geological features align across adjacent continents.
- The coastlines match up where they should have been joined.

For example:
- South America fits snugly against Africa along the Atlantic coast.
- India fits near Australia and Antarctica.
- North America connects with Europe and Asia.
- Antarctica sits at the bottom, connected to South America, Africa, and Australia.

> This reconstruction reflects the theory of continental drift, proposed by Alfred Wegener, and later supported by evidence from plate tectonics.

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🌍 Key Scientific Concept: Pangaea

- Around 335 million years ago, all major continents were joined into one supercontinent called Pangaea.
- About 200 million years ago, Pangaea began breaking apart due to tectonic forces.
- The continents moved slowly over time, forming the current configuration.

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🧠 Tips for Solving the Puzzle

1. Start with the largest pieces: Begin with Africa and South America — they are the most iconic fit.
2. Look for matching coastlines: For example, the eastern coast of South America matches the western coast of Africa.
3. Match mountain ranges: The Appalachian Mountains (North America) align with mountains in northern Africa and Europe.
4. Use the compass directions (N, S, E, W) on the oval to orient your pieces properly.

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✔ Final Result

When completed, the assembled puzzle should show:
- All continents fitting together into a single landmass (Pangaea).
- Matching geological features across borders.
- A clear representation of how Earth’s crust moves over time.

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📚 Educational Value

This hands-on activity helps students visualize:
- The movement of tectonic plates.
- Evidence for continental drift (shape, fossil records, rock layers).
- How plate tectonics explains earthquakes, volcanoes, and mountain formation.

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🎯 Summary

Solve the puzzle by cutting out the continents and arranging them to reconstruct Pangaea. Use both shape and geological features to guide your placement. This illustrates how continents have drifted apart over millions of years due to plate tectonics.

Let me know if you'd like a digital version or a diagram showing the correct arrangement!