Here is the full list of all 29 Smart As trophies - there are 12 bronze, 10 silver, 6 gold and 1 platinum.
Collect all Trophies
Play all games in a single day
Complete 30 sessions of Daily Training
Finish all Free Play Games at Genius difficulty
Play Smart As on 100 different dates
Earn a total of 100 stars in Street Smart
Play all Observation Games
Complete 20 sessions of Daily Training
Play all Language Games
Play Smart As on 50 different dates
Earn a total of 50 stars in Street Smart
Play all Arithmetic Games
Complete 10 sessions of Daily Training
Play Smart As on 25 different dates
Earn a total of 20 stars in Street Smart
Play all Logic Games
Earn 3 stars in a game at Genius difficulty
Play an Arithmetic Free Play Game
Finish a game at Genius difficulty
Earn a total of 10 stars in Street Smart
Play a Logic Free Play Game
Complete a Street Smart Challenge
Earn 3 stars in a game at Hard difficulty
Increase your Brain Power score
Play a Language Free Play Game
Earn 3 stars in a game at Medium difficulty
Play an Observation Free Play Game
Complete your first session of Daily Training
Earn 3 stars in a game at Easy difficulty