Category Archives: Schools

How To Make A Mini-Clinometer For Survival Use

A clinometer is a simple device that can be used to measure the altitude of an object. Despite its simplicity, a clinometer provides a level of accuracy sufficient to measure angles to the nearest degree.  A ‘mini-clinometer’ as shown below, … Continue reading

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Latitude from the Midday Sun

Finding Your Latititude From The Midday Sun. The following diagrams will help to explain how the latitude can be calculated from the Sun’s midday altitude and its declination.  In the following diagram , NOS  represents the horizon and O represents … Continue reading

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