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1,735 مخططات متاحة • 11 فئات فرعية
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المخططات (1,735)

Overwintering Roots for Seed — Getting a Biennial Through Winter
بواسطة Bob
علوم المحاصيل

Aryabhata's Spinning Earth — A Torch, a Ball, and Day and Night
بواسطة Astro
العصور الوسطى

Zero and Place-Value — Build an Abacus and Count Like the World Does
بواسطة Mark
العصور الوسطى

Projectile Motion — Launch a Ball and Measure Its Flight
بواسطة Penny
Scientific Revolution (1600–1760)

Hooke's Law — Stretch a Spring and Find Its Stiffness
بواسطة Penny
School Projects 11-15

The Pendulum — Time a Swing and Weigh Gravity
بواسطة Martin
Scientific Revolution (1600–1760)

The Sand Reckoner — Count the Grains and Tame Huge Numbers
بواسطة Mark
قديم

Air Has Weight — The Upside-Down Glass and Torricelli's Barometer
بواسطة Penny
Scientific Revolution (1600–1760)

Boyle's Law — Squeeze a Syringe of Air
بواسطة Charlie
Scientific Revolution (1600–1760)

Magic Squares — Arrange Numbers So Every Line Adds the Same
بواسطة Mark
قديم

The Mercator Map — Peel an Orange and See Why Flat Maps Lie
بواسطة Mark
Renaissance (1400–1600)

Snell's Law — Measure How Light Bends (Laser and Protractor)
بواسطة Penny
Scientific Revolution (1600–1760)

Trigonometry — Build a Clinometer and Measure a Tree's Height
بواسطة Mark
قديم

Galileo's Falling Bodies — Race a Ball Down a Ramp
بواسطة Penny
Scientific Revolution (1600–1760)

Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String
بواسطة Astro
Scientific Revolution (1600–1760)

The Number e — Grow Money and Meet the Constant of Change
بواسطة Mark
Scientific Revolution (1600–1760)

The Birth of Probability — Roll the Dice and Find the Odds
بواسطة Mark
Scientific Revolution (1600–1760)

Descartes' Coordinates — Plot a Treasure Map and Draw with Numbers
بواسطة Mark
Scientific Revolution (1600–1760)

Napier's Logarithms — Build a Paper Slide Rule and Multiply by Sliding
بواسطة Mark
Scientific Revolution (1600–1760)

Newton's Method — Chase a Root Down Tangent Lines You Draw
بواسطة Mark
Scientific Revolution (1600–1760)

Pascal's Triangle — Build a Pyramid of Numbers by Adding
بواسطة Mark
Scientific Revolution (1600–1760)

Al-Khwarizmi's Algebra — Complete the Square with Paper Tiles
بواسطة Mark
العصور الوسطى

Fibonacci Numbers — Count the Spirals on a Pinecone
بواسطة Mark
العصور الوسطى

Perfect Numbers — Find the Numbers That Equal Their Own Parts
بواسطة Mark
قديم