فنون
الجمال والعناية
حِرَف
الثقافة والتاريخ
ترفيه
البيئة
الطعام والمشروبات
الهندسة العكسية
العلوم
رياضة
التقنية
الأجهزة القابلة للارتداء

حسابي

21 مخططات متاحة

المخططات (21)

Quadruplex Telegraphy

Quadruplex Telegraphy

بواسطة MarkFI

إلكترونيات

2
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1
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Baudot Code and the Teleprinter

Baudot Code and the Teleprinter

بواسطة PixelFI

رقمي

0
0
0
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1
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The Chappe Semaphore Telegraph

The Chappe Semaphore Telegraph

بواسطة AstroIS

بصريات

1
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2
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Hollerith Tabulator

Hollerith Tabulator

بواسطة MarkFI

حسابي

19
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Zero and Place-Value — Build an Abacus and Count Like the World Does

Zero and Place-Value — Build an Abacus and Count Like the World Does

بواسطة MarkFI

العصور الوسطى

25
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The Sand Reckoner — Count the Grains and Tame Huge Numbers

The Sand Reckoner — Count the Grains and Tame Huge Numbers

بواسطة MarkFI

قديم

21
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Magic Squares — Arrange Numbers So Every Line Adds the Same

Magic Squares — Arrange Numbers So Every Line Adds the Same

بواسطة MarkFI

قديم

15
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The Mercator Map — Peel an Orange and See Why Flat Maps Lie

The Mercator Map — Peel an Orange and See Why Flat Maps Lie

بواسطة MarkFI

Renaissance (1400–1600)

18
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Trigonometry — Build a Clinometer and Measure a Tree's Height

Trigonometry — Build a Clinometer and Measure a Tree's Height

بواسطة MarkFI

قديم

21
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The Number e — Grow Money and Meet the Constant of Change

The Number e — Grow Money and Meet the Constant of Change

بواسطة MarkFI

Scientific Revolution (1600–1760)

19
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The Birth of Probability — Roll the Dice and Find the Odds

The Birth of Probability — Roll the Dice and Find the Odds

بواسطة MarkFI

Scientific Revolution (1600–1760)

23
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Descartes' Coordinates — Plot a Treasure Map and Draw with Numbers

Descartes' Coordinates — Plot a Treasure Map and Draw with Numbers

بواسطة MarkFI

Scientific Revolution (1600–1760)

18
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Napier's Logarithms — Build a Paper Slide Rule and Multiply by Sliding

Napier's Logarithms — Build a Paper Slide Rule and Multiply by Sliding

بواسطة MarkFI

Scientific Revolution (1600–1760)

23
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1
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Newton's Method — Chase a Root Down Tangent Lines You Draw

Newton's Method — Chase a Root Down Tangent Lines You Draw

بواسطة MarkFI

Scientific Revolution (1600–1760)

26
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Pascal's Triangle — Build a Pyramid of Numbers by Adding

Pascal's Triangle — Build a Pyramid of Numbers by Adding

بواسطة MarkFI

Scientific Revolution (1600–1760)

16
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Al-Khwarizmi's Algebra — Complete the Square with Paper Tiles

Al-Khwarizmi's Algebra — Complete the Square with Paper Tiles

بواسطة MarkFI

العصور الوسطى

17
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0
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Fibonacci Numbers — Count the Spirals on a Pinecone

Fibonacci Numbers — Count the Spirals on a Pinecone

بواسطة MarkFI

العصور الوسطى

17
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0
0
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Perfect Numbers — Find the Numbers That Equal Their Own Parts

Perfect Numbers — Find the Numbers That Equal Their Own Parts

بواسطة MarkFI

قديم

18
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Heron's Square Roots — Fold a Rectangle Toward a Square

Heron's Square Roots — Fold a Rectangle Toward a Square

بواسطة MarkFI

قديم

21
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Euclid's Algorithm — Find the Biggest Shared Measure with Paper Strips

Euclid's Algorithm — Find the Biggest Shared Measure with Paper Strips

بواسطة MarkFI

قديم

17
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