UBUHANZI
UBWIZA N'UBUZIMA
UBUKORIKORI
UMUCO N'AMATEKA
IMYIDAGADURO
IBIDUKIKIJE
IBIRIBWA N'IBINYOBWA
UBWUBATSI BUSUBIRA INYUMA
UBUMENYI
SIPORO
IKORANABUHANGA
IBYAMBARWA
Inyanja
Ibishushanyo 37 birahari
Ibishushanyo (37)
The Log Book: The Record That Makes a Position Defensible
na Paulice
Inyanja
29
0
0
0
0
0
Pilotage: Transits, Clearing Bearings and the Danger Circle
na Emma
Inyanja
22
0
0
0
0
0
Tides: Predicting Height and Stream
na Penny
Inyanja
38
0
0
0
0
0
Chartwork: True, Magnetic and Compass
na Mark
Inyanja
40
0
0
0
0
0
The Running Fix: A Position from One Object
na Mark
Inyanja
39
0
0
0
0
0
The Noon Sight: Latitude from the Sun
na Astro
Inyanja
31
0
0
0
0
0
Speed Through the Water: Using and Calibrating the Log
na Emma
Inyanja
26
0
0
0
0
0
Dead Reckoning: Position from Course, Speed and Time
na Emma
Inyanja
35
0
0
0
0
0
Shipping Container
na Pixel
Ubwato
50
0
0
0
0
0
Screw Propeller
na Emma
Ubwato
40
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
na Astro
Kigezweho
69
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
na Astro
Ibihe byo Hagati
67
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
na Astro
Ibihe byo Hagati
59
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
na Astro
Abanyaviking
64
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
na Astro
Abanyaviking
60
0
0
0
1
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
na Astro
Ibihe byo Hagati
95
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
na Astro
Umuringa
72
0
0
0
7
0
Extracting Salt from Seawater by Boiling — Prehistoric Salt Production
na TheChef
Mbere y'Amateka
63
0
0
0
1
0
Building a Prehistoric Coracle — A One-Person Bowl Boat from Woven Branches and Animal Hide
na Woody
Inyamaswa
52
0
0
0
0
0
Extracting Tyrian Purple from Murex Snails — The Most Precious Colour of Antiquity
na Charlie
UBUHANZI
97
0
0
0
2
0
Making Sepia Ink from Cuttlefish — The Natural Brown Ink of Mediterranean Artists
na Charlie
UBUHANZI
175
0
0
0
0
0
Tyrian Purple from Murex — The Most Precious Dye in Human History
na Tex
Kera
85
0
0
0
2
0
Understanding Whale Oil from Blubber Rendering — The Fuel That Lit the World Before Petroleum
na Bob
Ibinyabuzima
73
0
0
0
0
0
Extracting Omega-3 Fish Oil from Fatty Fish — The Marine Fatty Acids That Built the Brain
na Bob
Ibinyabuzima
51
0
0
0
1
0
Hagaragajwe 24 kuri 37