Cup Positioning System
By Cy Tymony ■ Illustrations by Alison Kendall
You will need
Styrofoam cup
Pen
Staple
Paper clip
Magnet
Transparent tape
Not everyone has a GPS (Global Positioning System), but you can easily make a CPS (Cup Positioning System) from any cup and learn the art of orienteering!
1. Mark the cup.
Draw a crescent moon on one side of the cup. Then draw a downward-pointing arrow that rests against both tips of the moon. Write South at the bottom.
On the other side, draw the Big Dipper and Little Dipper constellations. These resemble pans with handles. The Big Dipper’s rightmost stars point to the Little Dipper’s “handle” ...
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