No missable achievements (plus 24 unknown)
Sign in with Steam or Xbox to track your progress, and:
Perform a 15-hit combo in combat without being hit.
Use the telescope in the boat to look at three different kingdoms.
Use all four Jake combat forms at least once in the game.
Visit every area in and around the tree house.
Say hello to the new character in Ooo.
Dial 10 wrong numbers on the pay phone.
Listen to all of the radio broadcasts in the Tree House bedroom.
Locate and interact with 15 snails.