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Compass

Adapted from Wikipedia Β· Explorer experience

A classic compass used for navigation and outdoor adventures.

What is a Compass?

A compass is a special tool that helps people find their way. It has a little needle that always points to a place called magnetic north. This helps us know which way is north, south, east, and west. Compasses are very useful for travelers, hikers, and anyone who needs to find directions.

A Long History

Compasses were first made a long time ago in China during the Han dynasty. People there used a special stone called lodestone that could pull iron. Over time, compasses were used in many places like Western Europe and the Islamic world. They became important for sailors and explorers.

How Compasses Work

Most compasses have a tiny magnet that acts like a needle. It floats in liquid so it can move easily and always points north. Some compasses glow in the dark so you can see them at night. They also have tools to help measure angles on maps.

Compasses can sometimes get confused by metal or electronic devices nearby, so it’s best to use them away from cars, trucks, and other metal objects.

Different Types of Compasses

There are many kinds of compasses! A thumb compass is small and easy to hold, perfect for reading maps. Some special compasses, like those used by soldiers, have sights to help aim. Today, many mobile phones have tiny electronic compasses that can find direction too!

Images

A model representing Si Nan, an ancient Chinese compass from the Han Dynasty.
A classic lensatic compass used for navigation, showing its durable aluminum body and phosphorescent markings for use in low-light conditions.
An ancient Greek liquid compass used for navigation at sea.
A close-up of a geological compass used for measuring angles in the field.
A collection of compasses used for navigation and orienteering.
A tiny electronic compass chip used inside a Motorola Xoom tablet, showing how devices can detect direction.
A Brunton Pocket Transit compass, a tool used by scientists for measuring directions and angles during field surveys.
A helpful illustration showing how to use a compass on a map.
Learn how to use a compass for navigation and reach your target accurately!
A diagram showing how to measure direction with a compass.

Related articles

This article is a child-friendly adaptation of the Wikipedia article on Compass, available under CC BY-SA 4.0.

Images from Wikimedia Commons. Tap any image to view credits and license.