The '25 squares' game

Author:: ahorvatek

Clicking a square will switch its color as well as the color of all horizontally and vertically adjacent squares. The goal is to turn all 25 squares red.

New Resources

Unit Vector
Simple Bridge (GeoGebra 3D Workshop)
Open Middle Inscribed Angle Exercise (2)
Inequalities on Number line
Which Area is Larger?

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Ferris Wheel
Copie de Analemmas and Sun motion
Inscribed Angles and Intercepted Arcs
ElecF1_F
Inscribed Angle Theorem

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Trigonometric Functions
LCM and GCD
Numbers
Boxplot
Rotation