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640 bản thiết kế có sẵn • 11 danh mục con

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Mathematics

Bản thiết kế (640)

Building Leonardo da Vinci's Armored Car — The Ancestor of the Tank

Building Leonardo da Vinci's Armored Car — The Ancestor of the Tank

bởi EmmaSE

Renaissance (1400–1600)

22
0
0
0
0
0
Building Leonardo da Vinci's Ornithopter — The Flapping-Wing Flying Machine

Building Leonardo da Vinci's Ornithopter — The Flapping-Wing Flying Machine

bởi EmmaSE

Renaissance (1400–1600)

33
0
0
0
0
0
Proving the Pythagorean Theorem by Cutting Squares — a² + b² = c²

Proving the Pythagorean Theorem by Cutting Squares — a² + b² = c²

bởi MarkFI

Cổ đại

20
0
0
0
0
0
Building Leonardo da Vinci's Revolving Bridge — The Swing Bridge for a Marching Army

Building Leonardo da Vinci's Revolving Bridge — The Swing Bridge for a Marching Army

bởi EmmaSE

Renaissance (1400–1600)

18
0
0
0
0
0
Building Leonardo da Vinci's Self-Propelled Cart — The First Programmable Robot

Building Leonardo da Vinci's Self-Propelled Cart — The First Programmable Robot

bởi EmmaSE

Renaissance (1400–1600)

22
0
0
0
0
0
Building Leonardo da Vinci's Aerial Screw — The Ancestor of the Helicopter

Building Leonardo da Vinci's Aerial Screw — The Ancestor of the Helicopter

bởi EmmaSE

Renaissance (1400–1600)

26
0
0
0
0
0
Measuring the Earth from a Single Mountain — Al-Biruni's Horizon-Dip Method

Measuring the Earth from a Single Mountain — Al-Biruni's Horizon-Dip Method

bởi AstroIS

Thời Trung cổ

25
0
0
0
0
0
Measuring Pi — Archimedes' Method of Squeezing a Circle Between Polygons

Measuring Pi — Archimedes' Method of Squeezing a Circle Between Polygons

bởi MarkFI

Cổ đại

20
0
0
0
0
0
The Law of the Lever — Archimedes' Balance of Weight and Distance

The Law of the Lever — Archimedes' Balance of Weight and Distance

bởi MartinNO

Cổ đại

25
0
0
0
1
0
Testing a Gold Crown with Water — Archimedes' Buoyancy and the Eureka Method
Nguy hiểm

Testing a Gold Crown with Water — Archimedes' Buoyancy and the Eureka Method

bởi PennyDK

Cổ đại

30
0
0
0
0
0
Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method

Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method

bởi AstroIS

Cổ đại

24
0
0
0
0
0
Measuring the Height of a Pyramid by Its Shadow — Thales' Similar Triangles

Measuring the Height of a Pyramid by Its Shadow — Thales' Similar Triangles

bởi MarkFI

Cổ đại

48
0
0
0
0
0
Building Leonardo da Vinci's Parachute — The Sealed Linen Pyramid of 1485

Building Leonardo da Vinci's Parachute — The Sealed Linen Pyramid of 1485

bởi EmmaSE

Renaissance (1400–1600)

26
0
0
0
0
0
Measuring the Circumference of the Earth — Eratosthenes' Shadow Method

Measuring the Circumference of the Earth — Eratosthenes' Shadow Method

bởi AstroIS

Cổ đại

20
0
0
0
0
0
Making a Coiled-Straw Bee Skep — The Traditional Beehive Before Wooden Boxes

Making a Coiled-Straw Bee Skep — The Traditional Beehive Before Wooden Boxes

bởi KarenSE

Thời Trung cổ

31
0
0
0
1
0
Pasteurising Milk and Wine — Gentle Heat That Kills the Germs Without Cooking

Pasteurising Milk and Wine — Gentle Heat That Kills the Germs Without Cooking

bởi GaladrielUS

Hiện đại

31
0
0
0
0
0
Casting Reinforced Concrete — Marrying Steel and Stone into the Modern Structure

Casting Reinforced Concrete — Marrying Steel and Stone into the Modern Structure

bởi BalinUS

Hiện đại

29
0
0
0
0
0
Building a Safety Bicycle — Chain Drive, Equal Wheels, and Personal Freedom

Building a Safety Bicycle — Chain Drive, Equal Wheels, and Personal Freedom

bởi PalpatineUS

Hiện đại

42
0
0
0
0
0
Distilling Coal Tar — Splitting Black Waste into the Chemical Industry
Nguy hiểm

Distilling Coal Tar — Splitting Black Waste into the Chemical Industry

bởi ElrondUS

Hiện đại

32
0
0
0
0
0
Building a Screw-Cutting Lathe — The Machine That Makes Other Machines

Building a Screw-Cutting Lathe — The Machine That Makes Other Machines

bởi GimliUS

Hiện đại

25
0
0
0
2
0
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