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Get off the Earth Puzzle
Author:
Ben Sparks
GeoGebra
Get off the Earth
Made famous by puzzler Sam Loyd. Count the swordmen. Move the red dot to the other side. Count the sword men again. What's going on?
New Resources
Slope of a Straight Line: Run and Rise
Simplifying Radicals: Geometric Thin Slice
Rotating Points (Optical Illusion)
A retro cityscape with mathematics
Linear Cross Section Exercise
Discover Resources
MatteD[1]
ייצוג מכפלה
Analitiese_meetkunde-Vierkant
problem set 1
Ampere's Law Loop
Discover Topics
Solids or 3D Shapes
Constructions
Difference and Slope
Equations
Reflection