5-minute Boomrang

Step 1: Pick a Boomrang

- What is a antenna's boomrang ? - Please see the picture , then :

1. Find a obsolete antenna .
2. Find the boomrangs on it .
3. Pick them ! (Pick all , you may lose your own !)

Step 2: Paint It !

It's optional for you . You may use your boomrang without any color .

1. Paint the boomrang with a spray color , for example I use Red . Remember the best distance for painting : 25-30 cm .

2. Wait until your boomrang be dry .

Step 3: Throw It !

Find a open place and throw your boomrang !

  WARNING : Don't throw your boomrang indoor , it may be danger for people ,
            or break the around things .