UBUHANZI
UBWIZA N'UBUZIMA
UBUKORIKORI
UMUCO N'AMATEKA
IMYIDAGADURO
IBIDUKIKIJE
IBIRIBWA N'IBINYOBWA
UBWUBATSI BUSUBIRA INYUMA
UBUMENYI
SIPORO
IKORANABUHANGA
IBYAMBARWA
IbishushanyoUBUKORIKORI
UBUKORIKORI
Ibishushanyo 1.811 birahari • Ibyiciro bito 14
Reba Ibyiciro Bito
Ibishushanyo (1.811)
Core-Formed Glass Vessel — Ancient Glass Technique
na Charlie
Abanyamisiri
65
0
0
0
2
0
Akaga
Building Chinese Fire Arrows — The First Rockets in Human History
na Charlie
Kera
131
0
0
0
1
0
Akaga
Making Song Dynasty Fireworks — Bamboo Firecrackers and Ground Salutes
na Charlie
Kera
63
0
0
0
2
0
Akaga
Building a Song Dynasty Fire Lance — The World's First Gunpowder Weapon
na Charlie
Kera
100
1
0
0
4
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
na Astro
Metal
68
0
0
0
1
0
Akaga
Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge
na Peter
Metal
49
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 a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
na Astro
Umuringa
75
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 Camera Obscura — Projecting the Sun and Eclipses Safely
na Astro
Kera
851
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
na Astro
Renaissance (1400–1600)
97
1
0
0
2
0
Building a Celestial Globe — Mapping the Stars on a Sphere
na Astro
Ibihe byo Hagati
49
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
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
na Astro
Renaissance (1400–1600)
72
0
0
0
1
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
na Astro
Renaissance (1400–1600)
75
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
na Astro
Ibihe byo Hagati
96
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
na Astro
Umuringa
73
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
na Astro
Uburonzi
86
0
0
0
3
0
Warping a Treadle Loom — Measuring, Beaming, and Threading Warp for Broadcloth
na Tex
Ibihe byo Hagati
38
0
0
0
0
0
Burling and Mending Woven Cloth — Cleaning and Repairing Fabric Before Fulling
na Tex
Cleaning
65
0
0
0
0
0
Pressing Broadcloth in a Screw Press — Hot and Cold Finishing for Lustre
na Tex
Ibihe byo Hagati
39
0
0
0
0
0
Raising the Nap and Shearing Woolen Cloth — Teasel Napping and Cropping Shears
na Tex
Ibihe byo Hagati
73
0
0
0
1
0
Tentering Cloth on a Frame — Stretching Fulled Wool to Set Width and Grain
na Tex
Ibihe byo Hagati
74
0
0
0
2
0
Drawing Wire Through a Drawplate — Reducing Iron Rod to Fine Wire
na Forge
Ubucuzi bw'Ibyuma
51
0
0
0
3
0
Hagaragajwe 24 kuri 1811