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46 blueprints available
Blueprints (46)
Pigpen Cipher
by Emma
Machines
26
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Comptometer
by Mark
Industry 2.0 — Electricity, Steel & Oil (1870)
27
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The Cantilever Bridge
by Mark
Mathematics
23
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The Theodolite
by Astro
Astrometry
33
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1
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Vernier Caliper
by Mark
Mechanics
24
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1
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Bevel Protractor
by Mark
Mathematics
22
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Cloverleaf Interchange
by Mark
Mathematics
27
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0
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Hollerith Tabulator
by Mark
Computational
27
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Burroughs Calculating Machine
by Mark
SCIENCES
27
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Cash Register
by Mark
SCIENCES
32
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Slide Rule
by Emma
SCIENCES
25
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0
0
0
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Perspective Frame
by Mark
SCIENCES
24
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0
0
0
Self-Working Card Trick
by Mark
Card Tricks
28
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Volvelle Wheel Chart
by Mark
Pop-Up
44
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0
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Monochord
by Penny
Acoustics
24
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0
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Zero and Place-Value — Build an Abacus and Count Like the World Does
by Mark
Middle Ages
32
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Projectile Motion — Launch a Ball and Measure Its Flight
by Penny
Scientific Revolution (1600–1760)
21
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Hooke's Law — Stretch a Spring and Find Its Stiffness
by Penny
School Projects 11-15
24
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The Pendulum — Time a Swing and Weigh Gravity
by Martin
Scientific Revolution (1600–1760)
23
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The Sand Reckoner — Count the Grains and Tame Huge Numbers
by Mark
Ancient
24
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