UBUHANZI
UBWIZA N'UBUZIMA
UBUKORIKORI
UMUCO N'AMATEKA
IMYIDAGADURO
IBIDUKIKIJE
IBIRIBWA N'IBINYOBWA
UBWUBATSI BUSUBIRA INYUMA
UBUMENYI
SIPORO
IKORANABUHANGA
IBYAMBARWA
Ibihe
Ibishushanyo 1.503 birahari • Ibyiciro bito 17
Reba Ibyiciro Bito
Abanyaviking
Abaroma
Abanyamisiri
Ubugereki bwa Kera
Igihe cya Edo
Mbere y'Amateka
Kera
Ibihe byo Hagati
Kigezweho
Nyuma ya Kigezweho
Industry 1.0 — Steam & Mechanization (1760)
Industry 2.0 — Electricity, Steel & Oil (1870)
Industry 3.0 — Assembly Line & Mass Production (1913)
Industry 4.0 — Computers & Digital Automation (1960)
Industry 5.0 — Open Knowledge & AI Collaboration (2026)
Renaissance (1400–1600)
Scientific Revolution (1600–1760)
Ibishushanyo (1.503)

Building a Sheng — The Chinese Free-Reed Mouth Organ
na Woody
Kera
50
0
0
0
0
0

Building an Erhu — The Chinese Two-String Bowed Fiddle
na Woody
Ibihe byo Hagati
60
0
0
0
0
0

Making a Shakuhachi — The Japanese Zen Bamboo Flute
na Woody
Igihe cya Edo
53
0
0
0
0
0

Making a Dizi — The Chinese Bamboo Flute with a Buzzing Membrane
na Woody
Kera
73
0
0
0
0
0

The Royal Game of Ur — Build and Play the Oldest Board Game
na Woody
Kera
53
0
0
0
0
0

Building a Lyre of Ur — The Sumerian Bull Lyre
na Woody
Kera
29
0
0
0
0
0

Building a Langspil — The Icelandic Drone Zither
na Woody
Ibihe byo Hagati
72
0
0
0
0
0

Making a Sistrum — The Sacred Rattle of Ancient Egypt
na Woody
Abanyamisiri
20
0
0
0
0
0

Making a Kalyuka — The Russian Overtone Flute with No Finger Holes
na Woody
Mbere y'Amateka
38
0
0
0
0
0

Making an Alarm Gjallarhorn — The Warning Horn
na Woody
Abanyaviking
40
0
0
0
0
0

Making Bone Clappers — Rhythm Bones You Clack
na Woody
Abanyaviking
28
0
0
0
0
0

Making a Celebration Gjallarhorn — The Feast Horn
na Woody
Abanyaviking
31
0
0
0
0
0

Making a Bamboo Recorder — A Fipple Flute with a Full Scale
na Woody
Ibihe byo Hagati
48
0
0
0
0
0

Making a Conch Shell Trumpet — A Natural Lip-Reed Horn
na Woody
Mbere y'Amateka
35
0
0
0
0
0

Making a Clay Ocarina — A Vessel Flute You Can Play
na Clay
Mbere y'Amateka
46
0
0
0
0
0

Making a Bamboo Jaw Harp — A Plucked Tongue Instrument
na Woody
Mbere y'Amateka
47
0
0
0
0
0

Making Panpipes — A Row of Tuned Bamboo Tubes
na Woody
Mbere y'Amateka
32
0
0
0
0
0

Making a Musical Bow — The Oldest String Instrument
na Woody
Mbere y'Amateka
36
0
0
0
0
0

Aryabhata's Spinning Earth — A Torch, a Ball, and Day and Night
na Astro
Ibihe byo Hagati
29
0
0
0
0
0

Zero and Place-Value — Build an Abacus and Count Like the World Does
na Mark
Ibihe byo Hagati
34
0
0
0
0
0