སྒྱུ་རྩལ

མཛེས་སྡུག་དང་བདེ་ཐང

བཟོ་རིག

རིག་གནས་དང་ལོ་རྒྱུས

དགའ་སྟོན

ཁོར་ཡུག

ཟས་དང་བཏུང་རྫས

ཕྱིར་འཕྲུལ་རིག

ཚན་རིག

རྩེད་འགྲན

རིག་རྩལ

གྱོན་རུང

བིལུ་པིརིན་ཊིརིག་གནས་དང་ལོ་རྒྱུས

རིག་གནས་དང་ལོ་རྒྱུས

བིལུ་པིརིན་ཊི ༡,༤༥༥ ཡོད • ཡན་ལག་དབྱེ་རིམ ༣

ཡན་ལག་དབྱེ་རིམ་ལྟ་བཤེར

དུས་རབས

དུས་རབས

གུང་གསེང་དང་དགའ་སྟོན

བིལུ་པིརིན་ཊི (༡,༤༥༥)

Snell's Law — Measure How Light Bends (Laser and Protractor)

Snell's Law — Measure How Light Bends (Laser and Protractor)

Penny གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

སྔོན་རབས

Galileo's Falling Bodies — Race a Ball Down a Ramp

Galileo's Falling Bodies — Race a Ball Down a Ramp

Penny གྱིས

Scientific Revolution (1600–1760)

Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String

Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String

Astro གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

Scientific Revolution (1600–1760)

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

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

Mark གྱིས

བར་དུས

Fibonacci Numbers — Count the Spirals on a Pinecone

Fibonacci Numbers — Count the Spirals on a Pinecone

Mark གྱིས

བར་དུས

Perfect Numbers — Find the Numbers That Equal Their Own Parts

Perfect Numbers — Find the Numbers That Equal Their Own Parts

Mark གྱིས

སྔོན་རབས

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

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

Mark གྱིས

སྔོན་རབས

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

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

Mark གྱིས

སྔོན་རབས

Sieve of Eratosthenes — Hunt Prime Numbers on a Grid

Sieve of Eratosthenes — Hunt Prime Numbers on a Grid

Mark གྱིས

སྔོན་རབས

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

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

Emma གྱིས

Renaissance (1400–1600)

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

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

Emma གྱིས

Renaissance (1400–1600)

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

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

Mark གྱིས

སྔོན་རབས

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

Emma གྱིས

Renaissance (1400–1600)