هنر

زیبایی و سلامت

صنایع دستی

فرهنگ و تاریخ

سرگرمی

محیط زیست

غذا و نوشیدنی

آینده سبز

مهندسی معکوس

علوم

ورزش

فناوری

پوشیدنی‌ها

نقشه‌هاEnvironment

محیط زیست

۲۱۶ نقشه موجود است • ۳ زیردسته‌بندی

مرور زیردسته‌بندی‌ها

زمین

خانه

بقا

نقشه‌ها (۲۱۶)

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

توسط Astro

باستان

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

توسط Astro

فضا

Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

توسط Astro

فلزکاری

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

توسط Astro

قرون وسطی

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

توسط Astro

نجوم

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

توسط Astro

باستان‌اخترشناسی

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

توسط Astro

باستان‌اخترشناسی

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

توسط Astro

فضا

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

توسط Astro

Renaissance (1400–1600)

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

توسط Astro

نجوم

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

توسط Astro

دریا

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

توسط Astro

فلزکاری

Salt-Curing Meat for Preservation — Dry Salting Without Refrigeration

Salt-Curing Meat for Preservation — Dry Salting Without Refrigeration

توسط TheChef

Food & Agriculture

Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

توسط Forge

احتراق آتش

Boiling Water in a Leaf over Direct Flame — Why Water Keeps the Vessel from Burning

Boiling Water in a Leaf over Direct Flame — Why Water Keeps the Vessel from Burning

توسط TheChef

حیات وحش

Forging an Iron Fish Hook — Drawing, Bending, and Barbing Wire Stock

Forging an Iron Fish Hook — Drawing, Bending, and Barbing Wire Stock

توسط Forge

فلزکاری

Striking Fire from Flint and Iron Pyrite — Spark-Based Fire Starting

Striking Fire from Flint and Iron Pyrite — Spark-Based Fire Starting

توسط Spartan

بقا

Starting Fire with a Hand Drill — The Simplest Friction Fire Method

Starting Fire with a Hand Drill — The Simplest Friction Fire Method

توسط Spartan

بوش‌کرفت

Making a Bone Fish Gorge — The Oldest Fishing Device

Making a Bone Fish Gorge — The Oldest Fishing Device

توسط Spartan

آبزی

Building a Carrying Frame (Pack Frame) — Wooden Backpack for Heavy Loads

Building a Carrying Frame (Pack Frame) — Wooden Backpack for Heavy Loads

توسط Spartan

بقا

قبلی ۱ ۲ ۳ ۴ ۵ ۶ ۷ ۸ ۹ ۱۰ ۱۱ بعدی