| Puzzle: Plant ten trees in five rows with four trees in each
row.
Step One: (shown to the right)
Draw a straight line on your paper. It can go any direction. (Remember,
in steps one through five, all lines will go to the paper's edge. We will
erase unneeded line segments in step seven.)
Step Two: (click here)
Draw a second straight line on your paper. It must intersect the first line
at some point. |