ExplainerTools

Engineering · Interactive demo

How does GPS know where you are?

Drag satellites into view and watch their timed signals shrink your phone's position to a single point.

Created by ExplainerTools.

What you’ll explore

This interactive demo gives you a visual way into engineering. The key ideas include GPS, satellites, trilateration, clock error.

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ExplainerTools collects interactive explainers, visual essays, and educational videos that help an idea make sense. Browse by subject, follow a topic, or find a creator whose way of explaining speaks to you.

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