My GeoGebra List (updated 12/4/2015) in no particular order (See this page also)
Creating a regular pentagon starting with a square, and using only Euclidean tools (compass and straightedge.
Geometric roses are simple!!!
Floating Midpoints: Ellipses made simple
Polynomials and the unit circle: applying Maclaurin series
A Ferris wheel being built here.
What does "betweenness" really mean?
GeoGebra is not all geometry. Try some factoring!
The trapezoidal area method for calculus
Do tires go in circles?
Limacons and cardiods without trig
Effect of changing parameters on a basic graph
Adding two fractions. That's all!
Reducing a fraction!
Approximating pi using darts!
Your own roller coaster!!
The Crazy Circle Illusion: How are these dots moving? I wish this one was mine, but it isn't!
The 9 Point Circle!
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