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Computational
40 blueprints available
Blueprints (40)
Baudot Code and the Teleprinter
by Pixel
Digital
38
0
0
0
1
0
The Chappe Semaphore Telegraph
by Astro
Optics
47
0
0
0
2
0
Hollerith Tabulator
by Mark
Computational
40
0
0
0
0
0
Zero and Place-Value — Build an Abacus and Count Like the World Does
by Mark
Middle Ages
43
0
0
0
0
0
The Sand Reckoner — Count the Grains and Tame Huge Numbers
by Mark
Ancient
45
0
0
0
0
0
Magic Squares — Arrange Numbers So Every Line Adds the Same
by Mark
Ancient
26
0
0
0
0
0
The Mercator Map — Peel an Orange and See Why Flat Maps Lie
by Mark
Renaissance (1400–1600)
32
0
0
0
0
0
Trigonometry — Build a Clinometer and Measure a Tree's Height
by Mark
Ancient
37
0
0
0
0
0
The Number e — Grow Money and Meet the Constant of Change
by Mark
Scientific Revolution (1600–1760)
29
0
0
0
0
0
The Birth of Probability — Roll the Dice and Find the Odds
by Mark
Scientific Revolution (1600–1760)
35
0
0
0
0
0
Descartes' Coordinates — Plot a Treasure Map and Draw with Numbers
by Mark
Scientific Revolution (1600–1760)
22
0
0
0
0
0
Napier's Logarithms — Build a Paper Slide Rule and Multiply by Sliding
by Mark
Scientific Revolution (1600–1760)
32
0
0
0
1
0
Newton's Method — Chase a Root Down Tangent Lines You Draw
by Mark
Scientific Revolution (1600–1760)
37
0
0
0
0
0
Pascal's Triangle — Build a Pyramid of Numbers by Adding
by Mark
Scientific Revolution (1600–1760)
26
0
0
0
0
0
Al-Khwarizmi's Algebra — Complete the Square with Paper Tiles
by Mark
Middle Ages
29
0
0
0
0
0
Fibonacci Numbers — Count the Spirals on a Pinecone
by Mark
Middle Ages
32
0
0
0
0
0
Perfect Numbers — Find the Numbers That Equal Their Own Parts
by Mark
Ancient
31
0
0
0
0
0
Heron's Square Roots — Fold a Rectangle Toward a Square
by Mark
Ancient
31
0
0
0
0
0
Euclid's Algorithm — Find the Biggest Shared Measure with Paper Strips
by Mark
Ancient
34
0
0
0
0
0
Sieve of Eratosthenes — Hunt Prime Numbers on a Grid
by Mark
Ancient
31
0
0
0
0
0