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Plate tectonics lab

Put Pangaea
Back Together.

Earth broke it. You fix it. Position and rotate the continents into their ancient arrangement. If the coastlines aren't enough, switch on the geological evidence.

Interactive reconstruction · drag + rotate
Reconstruction table Start with the continental margins. Position and orientation both matter.
Pangaea
Late Paleozoic–Early Mesozoic
Tip: select → rotate → drag
Select a continent
Pangaea restored. The continents now lock into a more convincing single landmass. Inspect the former seams and the evidence crossing them.
CoastlinesThe familiar South America–Africa fit is strongest when reconstructed continental margins are used, not simply today's beaches.
FossilsWegener used matching fossil distributions across now-separated continents as evidence for continental drift.
Rock beltsRock units and mountain belts can continue from one continent to another when reconstructed.
Glacial cluesAncient striations record the direction ice moved. Reassemble Gondwana and the arrows radiate away from a coherent southern ice sheet.

Model note: This is a simplified teaching reconstruction. Continental shapes, evidence positions and snap locations are schematic rather than a precise plate-reconstruction model.