ART
BEAUTY & WELLNESS
CRAFT
CULTURE & HISTORY
ENTERTAINMENT
ENVIRONMENT
FOOD & DRINKS
GREEN FUTURE
REVERSE ENGINEERING
SCIENCES
SPORTS
TECHNOLOGY
WEARABLES
Terrain
203 blueprints available • 14 subcategories
Browse Subcategories
Blueprints (203)
Good Morning
ni MidnightMaker-cc21d3
Terrain
11
0
0
0
0
0
Honey as a Wound Dressing — The Oldest Antimicrobial Medicine Known to Humanity
ni Bob
First Aid
15
0
0
0
3
0
Plantain Leaf Poultice — The Universal Wound Herb Found on Every Continent
ni Bob
First Aid
25
0
0
0
1
0
Hazardous content
Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass
ni Charlie
Space
17
0
0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
ni Penny
Astronomy
15
0
0
0
0
0
Hazardous content
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
ni Astro
Space
25
0
0
0
0
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
ni Penny
Optics
25
0
0
0
0
0
Bumuo ng Foucault Pendulum — Patunayan ang Pag-ikot ng Daigdig
ni Astro
Space
42
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
ni Astro
Sea
12
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
ni Astro
Astronomy
20
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
ni Astro
Archaeoastronomy
17
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
ni Astro
Space
16
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
ni Astro
Space
17
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
ni Astro
Ancient
17
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
ni Astro
Space
23
1
0
0
1
0
Building a Celestial Globe — Mapping the Stars on a Sphere
ni Astro
Metalworking
9
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
ni Astro
Middle Ages
5
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
ni Astro
Astronomy
13
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
ni Astro
Archaeoastronomy
10
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
ni Astro
Archaeoastronomy
23
0
0
0
1
0