Approximately how many times the distance between the Pointer Stars
Chapter 1

The secret trio in the sky

Chapter 2

The celestial game of musical chairs

Chapter 3

Navigating the globe without a compass

Chapter 4

Legends of the unmoving anchor

YOUR GOAL

Master of The secret life of Polaris

Ch 3 · Navigating the globe without a compass
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007skaty How escaping slaves used the Big Dipper to navigate

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One reliable constant is enough to find your way through the unknown.

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The wooden card that crossed the Indian Ocean

007skaty Holding the tool's knotted string in their teeth, sailors aligned the wooden rectangle with Polaris and the horizon

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The Polynesian wayfinders and the fixed star

007skaty An isometric model shows a Polynesian canoe sailing under a single glowing star

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Navigating the globe without a compass
BETA

007skaty Trace the constellations toward Polaris to learn how to navigate the globe without a compass.

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Fun Fact

Natural GPS: The altitude of Polaris in degrees above the horizon is exactly equal to your latitude on Earth.

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Gossip

Which historic navigation tool would you find hardest to master?

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Quiz

Why is Polaris useless for navigating in places like Australia, South Africa, or Argentina?

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Quiz

In the American Underground Railroad, what folk name was given to the Big Dipper constellation that guided people toward Polaris?

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Quiz

Approximately how many times the distance between the Pointer Stars must you extend your line of sight to find Polaris?

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Quiz

How can a navigator in the Northern Hemisphere determine their approximate latitude using Polaris?

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Quiz

Which two stars in the 'bowl' of the Big Dipper are known as the 'Pointer Stars' because they align to point directly at Polaris?

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Quiz

What traditional name did Hawaiian wayfinders give to Polaris, meaning 'fixed star'?

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Quiz

What simple hand-held navigation tool did early Arab sailors use to measure the height of Polaris above the horizon?

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Quiz

What major advantage did navigating by Polaris give early transoceanic sailors compared to navigating by the Sun?

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