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