The Flag Pack Add-on for Coloring Pixels has 21 achievements.
Complete image 20 on the Flag book.
Complete all images in the Flag book.
Complete image 19 on the Flag book.
Complete image 18 on the Flag book.
Complete image 17 on the Flag book.
Complete image 15 on the Flag book.
Complete image 16 on the Flag book.
Complete image 14 on the Flag book.
Complete image 13 on the Flag book.
Complete image 12 on the Flag book.
Complete image 11 on the Flag book.
Complete image 10 on the Flag book.
Complete image 9 on the Flag book.
Complete image 8 on the Flag book.
Complete image 7 on the Flag book.
Complete image 6 on the Flag book.
Complete image 5 on the Flag book.
Complete image 4 on the Flag book.
Complete image 3 on the Flag book.
Complete image 2 on the Flag book.
Complete image 1 on the Flag book.