Here is the full list of all 12 Water Bears VR achievements.
You solved Challenge Pack 2
You solved Challenge Pack 1
You completed Puzzle Pack 4
Main puzzle packs completed
You completed Puzzle Pack 3
You completed Puzzle Pack 2
You completed Puzzle Pack 1
Your first trip to Home Island
You solved Challenge Pack 3
You solved Challenge Pack 4
All Challenge Packs solved
The entire game has been solved!