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Old Problems: [longitude/lattitude][art with GrafEq]

Vectors and Longitude and Lattitude Revisited

• Vector Sketches (non-sketchpad versions are available, but they are not "dynamic")
• Seasons and Celestial Motion of the Earth
• Vector Addition and Subtraction
  Trigonometry teachers go and tell the physics teachers about this great applet for demonstrating and allowing student exploration of vector addition and subtraction. You will never go back to the chalkboard again.

• Art With GrafEq Opener