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GeoGebra
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Interactive Number Grid
Author:
John Ulbright
Click on a number to toggle its color. Click on the arrows to turn rows/columns red.
GeoGebra
Thanks to
Duane Habecker
for the idea to toggle between 0/1 as the starting number.
New Resources
Construct a Conic
Average Rate of Change: Graph a Function (1)
Icosahedron1
Tutorial: Create lists of numbers and objects
Shadow of a Cube (v2)
Discover Resources
LENS_similar triangle
Reflection off Round Surface - Example 2
Naming Angle Pair Positions
angry birds
SampleWorkProblem11
Discover Topics
Angles
Real Numbers
Quadratic Equations
Secant Line or Secant
Indefinite Integral