Here is the full list of all 17 Lost Marbles achievements.
Beat all level par times in Chapter 3
Beat all level par times in Chapter 2
Complete the first 30 levels at least once
Travel 10 miles with each marble
Beat all level par times in Chapter 1
Play the game on a Tuesday
Where was the Rubber Marble when you needed him?
Die 30 times with each marble
Okay so it’s not actually rubber but it still floats
Beat all levels in Chapters 1-3 with a cumulative time of 30 Minutes or less
Your 3 favorite levels are also our favorites (and you played them for at least 10 minutes). Congrats on being awesome!
Complete Chapter 1 in Hardcore mode
Complete Chapter 2 in Hardcore mode
Complete Chapter 3 in Hardcore mode
Unlock all the Marble Skins from the first 3 chapters
Complete Chapter 4 in Hardcore mode
Beat all level par times in Chapter 4