艺术
美容与健康
工艺
文化与历史
娱乐
环境
食品与饮料
逆向工程
科学
体育
技术
可穿戴设备
天文学
33 个蓝图可用 • 17 个子分类
蓝图 (33)
Impact Craters
Astro 创作
行星
13
0
0
0
0
0
The Theodolite
Astro 创作
天体测量学
8
0
0
0
1
0
The Marine Chronometer
Astro 创作
天文学
17
0
0
0
1
0
Foucault Knife-Edge Test
Astro 创作
科学
23
0
0
0
0
0
Aryabhata's Spinning Earth — A Torch, a Ball, and Day and Night
Astro 创作
中世纪
27
0
0
0
0
0
Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String
Astro 创作
Scientific Revolution (1600–1760)
27
0
0
0
0
0
Measuring the Earth from a Single Mountain — Al-Biruni's Horizon-Dip Method
Astro 创作
中世纪
27
0
0
0
0
0
Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method
Astro 创作
古代
25
0
0
0
0
0
Measuring the Circumference of the Earth — Eratosthenes' Shadow Method
Astro 创作
古代
20
0
0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
Penny 创作
光学
26
0
0
0
0
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
Astro 创作
Metal
37
0
0
0
1
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
Penny 创作
光学
39
0
0
0
1
0
Building a Foucault Pendulum — Proving Earth Rotates with a Swinging Weight
Astro 创作
现代
65
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
Astro 创作
现代
23
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
Astro 创作
黄铜
41
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
Astro 创作
中世纪
35
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
Astro 创作
埃及人
49
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
Astro 创作
古代
765
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
Astro 创作
天文学
24
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
Astro 创作
Renaissance (1400–1600)
36
1
0
0
2
0