Follow along with the steps in this how-to video and find out how a magnifying glass can be used to start a fire.
1. Crumble a few leaves into a small pile.
2. Get you magnifying glass and make a beam from the sun as small a circle as you can. It has to be a circle or it won't work.
3. Try to light the middle of the pile with the beam.
4. Patience; keep the beam in the same place.
Watch this video survival training tutorial and learn how to make a fire with a magnifying glass.
Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.
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