Knots

Posted in , , , by Joe

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Learning and remembering how to tie knots are what we call “perishable memory”. Good graphical apps help learn and remember many knots.   Grog Knots is effective with good graphics that allows you to step through how to tie a knot. 3D Knots is a... Read More »

Charging Mobile Devices

Posted in , , by Joe

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So with all of these great marine apps it’s important to make sure that our mobile devices are charged. When I teach overnight and offshore classes I take my Zagg external battery with me to make sure that I keep all of my devices charges. With 5 or 6 people... Read More »

Smartphone wind meters

Posted in , , by Joe

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  If you are on a boat that doesn’t have an anemometer and you want to know the wind speed you have a couple of options using your smartphone.   WeatherFlow wind meter Here is an excerpt from their website describing the Weatherflow app... Read More »