Here is the full list of all 20 Public Bounce achievements.
Unlock all Sasha´s act 4 skills
Unlock all the acts of Sasha´s podcast
Unlock all Paula´s act 4 skills
Unlock all the acts of Paula's ice cream shop
Unlock all the acts of Abby´s library
Unlock all the acts of Luna´s elevator
Unlock all Paula´s act 1 skills
Unlock all Paula´s act 2 skills
Unlock all Paula´s act 3 skills
Unlock all Sasha´s act 1 skills
Unlock all Sasha´s act 2 skills
Unlock all Sasha´s act 3 skills
Unlock all Abby´s act 1 skills
Unlock all Abby´s act 2 skills
Unlock all Abby´s act 3 skills
Unlock all Abby´s act 4 skills
Unlock all Luna´s act 1 skills
Unlock all Luna´s act 2 skills
Unlock all Luna´s act 3 skills
Unlock all Luna´s act 4 skills