Here is the full list of all 31 My Jigsaw Adventures - there are The Source of Power achievements.
Complete the first story puzzle
Complete the fifth story puzzle
Complete the tenth story puzzle
Complete the fifteenth story puzzle
Complete all of the story
Complete one puzzle using the traditional shape
Complete one puzzle using the mosaic shape
Complete one puzzle using the arrow shape
Complete one puzzle with 28 pieces
Complete one puzzle with 60 pieces
Complete one puzzle with 90 pieces
Complete one puzzle with 112 pieces
Complete one puzzle with 220 pieces
Complete one archive
Complete five archives
Complete all the archives (10)
Complete the first testimony
Complete the second testimony
Complete the third testimony
Complete the fourth testimony
Complete the fifth testimony
Complete the sixth testimony
Complete the seventh testimony
Complete the eighth testimony
Complete the ninth testimony
Complete the tenth testimony
Complete the eleventh testimony
Complete the twelfth testimony
Complete the thirteenth testimony
Complete the fourteenth testimony
Complete the fifteenth testimony