12:12

How To Work Out Your Navigation Pacing Count

27:40

MY NAVIGATION KIT & How I Use It

19:52

Magnetic Declination Demystified

12:25

Como Esta Bateria Ignorada Pode Mudar Tudo

46:38

Criando NOVOS designs de placas — do começo ao fim

13:25

Vanishing Act: Where Did I Go for 9 Months?

32:29

The End of The International Space Station

22:01

Base Plate Compass, "every" part identified and explained