Origami Checkerboard


#09

Legend
Valley folding
Mountain folding
0.
     ↑
 □□□□
 □□□□ 
 □□□□
 □□□□
1.
 □□□□
 □□□□
 □□□□
 □□□□
↓  
2.
←  /
 □□□□
 □□□□
/□□□□
 □□□□
3.
     ↓
  /□□ 
 /□□□
 □□□□
 □□□□
4.
  
 /□■□
 □□□□
 □□□□
→ 
5.
  □■□
  ■□□
  □□□

Nov 23, 2004 by k16@chiba.email.ne.jp