Building the Fast-Catch Boomerang

Several cardboard Fast-Catch Boomerangs

Figure 18-3. Several cardboard Fast-Catch Boomerangs

  1. Using a straight edge, draw a 1′ by 1′ plus sign on the poster board; these two strokes will serve as guidelines. They should be perpendicular but don’t drive yourself nuts if the lines are a little skewed.

  2. Add 2″ crossbars to the ends of each stroke, as in Figure 18-4. (In heraldry, this is called a cross potent and is the same as the central figure in a Crusaders’ cross design.)

    The cross potent boomerang skeleton

    Figure 18-4. The cross potent boomerang skeleton

  3. Connect the 2″ crossbars on either end ...

Get Snip, Burn, Solder, Shred now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.