Here is the full list of all 7 Paper - there are A Game of Folding achievements.
Get at least 1 star (85%+) on all levels in the "A Gentle Introduction" level group.
Get at least 1 star (85%+) on all levels in the "Simplicity" level group.
Get at least 1 star (85%+) on all levels in the "Creatures" level group.
Get at least 1 star (85%+) on all levels in the "Air and Space Craft" level group.
Get at least 1 star (85%+) on all levels in the "Symbols" level group.
Get at least 1 star (85%+) on all levels in the "Everyday Objects" level group.
Get a perfect score (100%) on all levels.