You witnessed the changing of environments.
You assembled your first geode, and traveled to a new world.
You began restoring The Lost World.
You fully restored the first chapter.
You helped bring sentient life back to The Artic Lands.
You fully restored the second chapter.
You helped the local vegetation in The Mountains Horizon thrive.
You fully restored the third chapter.
You started assembling The Hidden Gem.
You fully restored the fourth chapter.
You fully restored the Shores of Loci.
You completed the game without using any hints.
You reset progress in a level or the entire game, to begin anew.
You simply sat and enjoyed the environment.
Out of rage, or maybe curiosity, you threw a puzzle piece as hard as you could.
Your hard work has paid off, and the Giant is thrilled with your accomplishments.