Ushirikiano
SANAA
UREMBO NA USTAWI
UJANJA
UTAMADUNI NA HISTORIA
BURUDANI
MAZINGIRA
CHAKULA NA VINYWAJI
UHANDISI WA KINYUME
SAYANSI
MICHEZO
TEKNOLOJIA
VAZI
Madini
Mipango 6 inapatikana
Miradi (6)
Hatari
Asbestos Fibre: Crude Chrysotile Hand-Cobbed into No. I and No. II (Cirkel, 1910)
na Forge
Madini
6
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
na Astro
Waviking
70
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
na Astro
Waviking
72
0
0
0
1
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone
na Peter
Uchimbaji madini
56
0
0
0
2
0
Hatari
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
na Peter
Uchimbaji madini
45
0
0
0
11
0
Gold Panning
na Peter
MAZINGIRA
35
0
0
0
1
0
Zote 6 zimeonyeshwa